生物
細胞生物学、遺伝学、生態学、生命科学の基礎。
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dr. sanchez and her team have observed an unusual star in the andromeda…
# Breve explicación: Los demás científicos leen el artículo científico y buscan la estrella inusual. Esto significa que están recopilando datos para comprobar o complementar los h…
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phospholipid bilayer slowly. water molecules can travel more quickly ac…
B. Osmosis does not need cellular energy.
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esol biol section 101 - a2 (lms) test: the science of biology (lms grad…
# Breve explicación: La ciencia se centra en recopilar y organizar datos sobre el mundo natural a través de métodos empíricos y sistemáticos. No se ocupa de eventos sobrenaturales…
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cross by facilitated diffusion. sort each statement into the correct co…
- simple diffusion: molecules pass directly through the phospholipids in the cell membrane - facilitated diffusion: molecules pass through proteins in the cell membrane, large or …
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test the science of biology (lms graded) camille notices that the leave…
# Breve explicación: Camille observó un cambio en la apariencia de las hojas de su planta (hojas marchitas) y, basándose en ese hecho, formuló una idea de lo que podría ser el pro…
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the tesla roadster is reportedly the first production automobile to use…
C. 200 miles
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esol bio1 section 101 - a2 (lms) test: the science of biology (lms grad…
# Breve explicación: Las teorías científicas son explicaciones detalladas de fenómenos naturales respaldadas por evidencia. A diferencia de las leyes científicas, que son descripc…
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potassium ions play an important role in maintaining normal cell functi…
C. In the video, potassium ions have a net movement into the cell. D. Facilitated diffusion is diffusion assisted by a protein.
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esol bio1 section 101 - a2 (lms) test: the science of biology (lms grad…
# Breve explicación: Jane Goodall se sentó durante horas y observó a los chimpancés, tomando notas sobre su comportamiento. Esto es un ejemplo de hacer observaciones en una invest…
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complete the table to compare the three types of passive transport. sim…
| | simple diffusion | facilitated diffusion | osmosis | |--|--|--|--| | molecules cross the membrane through the phospholipids | Yes | No | No | | molecules cross the membrane th…
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even though water molecules are polar, they are very small, so they can…
- Water molecules can cross the cell membrane by facilitated diffusion. - Water molecules move down their concentration gradient. - Water molecules can cross the cell membrane by …
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- what makes amino acids different? - amino acids form: ______________ …
- What makes amino acids different? Side - chains (R - groups) - Amino acids form: Dipeptide (2 amino acids), Polypeptide (long chain of amino acids) - In a condensation reaction,…
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this video shows potassium ions moving by facilitated diffusion until t…
B. In facilitated diffusion, molecules move down their concentration gradient to reach equilibrium. C. Facilitated diffusion makes it possible for charged molecules to cross the c…
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what is a major difference between messenger rna molecules and transfer…
Messenger RNA molecules carry coded information to the ribosomes, and transfer RNA molecules carry amino acids to the ribosomes.
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america used to rely on trade with great britain for its manufactured g…
# Breve explicación: El Acta de Embargo de Jefferson en 1807 hizo que Estados Unidos se alejara del comercio internacional, lo que impulsó el desarrollo de la industria interna. L…
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select the three statements that correctly describe the differences bet…
- RNA nucleotides contains uracil instead of thymine as in DNA. - DNA consists of two strands of nucleotides while RNA has one. - DNA nucleotide comprises deoxyribose sugar while …
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multiple - choice question where was the birthplace of the industrial r…
# Breve explicación: La Revolución Industrial comenzó en Gran Bretaña (Inglaterra) a finales del siglo XVIII. Tuvo como motors claves el desarrollo de la máquina de vapor, la prod…
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nonpolar molecule. carbon dioxide exits cells by moving across cell mem…
C. The unassisted diffusion of molecules directly through the phospholipid bilayer is called simple diffusion., D. Diffusion is a form of passive transport.
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the phospholipids in the cell membrane are packed tightly together. the…
- Carbon dioxide, a small nonpolar molecule, can freely pass through the lipid bilayer. - True - Positively charged potassium ions can freely pass through the lipid bilayer. - Fal…
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logistic growth in a period of growth, limiting factors eventually slow…
Desde la parte izquierda hacia la derecha, en el primer segmento ascendente: 1) exponential growth En el pico más alto: 2) overshoot En el segmento descendente después del pico: 3…
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some molecules require cellular energy to pass through the cell membran…
- term: active transport, definition: the movement of molecules across the cell membrane using cellular energy - term: passive transport, definition: the movement of molecules acr…
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some molecules can cross the cell membrane without using cellular energ…
1. Some molecules require cellular energy to cross the cell membrane. 2. Cells must maintain a stable internal environment. 3. Passive transport does not require energy from the c…
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what do enzymes do? what enzymes break down proteins? what enzymes brea…
What do enzymes do?: They act as biological catalysts to speed up chemical reactions. What enzymes break down proteins?: Proteases. What enzymes break down carbohydrates?: Amylase…
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iii. open - ended response answer the questions below. use additional p…
1. For sexual selection to attract females. 2. For seed dispersal to new habitats.
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grade 8 unit 2 georgias k - 12 mathematics standards name:____ date:___…
1. Terry: No, because the ratio of total saved to week number is not constant. Shanice: Yes, because the ratio of total saved to week number is 9 for each week. 2. a. Terry: $8 b.…
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2. which part of phospholipids is hydrophobic? hydrophilic? 3. what is …
2. The heads of phospholipids are hydrophilic, and the tails are hydrophobic. 3. The fluid mosaic model is a model used to describe the structure of cell membranes as a fluid mixt…
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multiple - choice question before the industrial revolution, how did mo…
By making things themselves or trading (bartering) with others.
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use the clues provided to fill in the blanks. word bank offspring incre…
1. reproduction 2. increasing 3. plants; specialized structures 4. genetic; offspring
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i. vocabulary matching match each term on the right to the correct defi…
1. B. Ovary 2. A. Anther 3. E. Stamen 4. D. Pistil 5. C. Petal
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- the monomer - building blocks of proteins are called amino acids. - t…
- The building blocks of proteins are called Amino Acids. - They are 20 different amino acids. - Basic structure: An amino group (-NH₂), a carboxyl group (-COOH), a hydrogen atom …
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paul just entered his username and password onto a website that he thou…
phishing
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the three delegates who refused to sign the constitution were part of a…
1. Add a bill of rights 2. Start over 3. Start over 4. Add a bill of rights
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question 9 1 pts joaquin came home from school today to find a birthday…
a computer case, monitor, keyboard, and mouse
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- what makes amino acids different? - amino acids form: ______________ …
- What makes amino acids different? Side - chains (R - groups) - Amino acids form: Dipeptide (2 amino acids), Polypeptide (long chain of amino acids) - In a condensation reaction,…
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4. wastes and dead organisms must be broken down in order for their com…
4. Decomposers (bacteria, fungi, some invertebrates). 5. Dead organisms and wastes would accumulate, nutrients not recycled, ecosystems disrupted. 6a. Coal, oil, natural gas. 6b. …
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taxonomy - classifying life has taxonomy changed in the past 100 years?…
Yes, because scientists have made changes to the system as we have learned more about the natural world.
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passage 1: the federalist papers by theresa nemeth in october 1787, a s…
Part A: They are important documents that help us interpret the Constitution Part B: We do not know to certain how much the framers were influenced by The Federalist Papers, but w…
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- the monomer building blocks of proteins are called ______________. - …
- Amino acids - 20 - An amino acid has a central carbon atom bonded to an amino group (-NH₂), a carboxyl group (-COOH), a hydrogen atom (-H), and a variable R - group. (It's not p…
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what is the amino acid sequence produced by the dna sequence gtt ttc at…
C. valine - serine - isoleucine
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during the revolutionary war, the united states formed a national gover…
- The Congress of the Confederation could pass laws, but didn't have the power to enforce them. -> States could choose to ignore national laws. - Only the states had the power to …
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name cameron harper date cell part and function match the organelle wit…
1. nucleus 2. ribosomes 3. nuclear membrane 4. endoplasmic reticulum 5. Golgi apparatus 6. nucleolus 7. lysosomes 8. cell membrane 9. nucleus 10. ribosomes 11. mitochondria 12. sm…
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look at the model in the linked passage. what process is represented by…
translation
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question 4 1 pts usb flash drives, external hard drives, and photo card…
B. secondary storage
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miguel ramirez, edgardo y 25 - 26: cms district biology unit 2 - summat…
ribosome
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use the model below to answer the questions. what is the overall proces…
Protein synthesis
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proteins 1. define proteins: 2. amino acids: - the monomer building blo…
1. Proteins are large, complex macromolecules made up of amino - acids that perform a wide variety of functions in living organisms. 2. 20; The basic structure of an amino - acid …
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1. how does starrs experience of code - switching contribute to the cen…
1. Starr's code - switching creates an internal conflict as she tries to fit into two different worlds. She learns to accept both versions of herself as integral to her identity. …
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2. amino acids: - the monomer building blocks of proteins are called _ …
- The monomer building blocks of proteins are called amino acids. - There are 20 different amino acids. - Basic structure of amino acids: A central carbon atom bonded to an amino …
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c. polysaccharides are composed of monosaccharides. - examples of polys…
many
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how does dna code for proteins in a cell? by the particular order of ni…
By the particular order of nitrogen bases in a cell
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this is a model of a dna molecule. which type of bond, denoted by the a…
C. hydrogen bond
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3. rick’s cell phone bill is $38 plus $2.50 per gb of data. if the bill…
13
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a clicking noise in your computer has now evolved into a grinding noise…
A failing hard drive
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physical science/biology class 3 - 14 - 19 directions: take out a sheet…
No hay una respuesta única. Algunos ejemplos de cómo abordar los temas podrían ser: 1. Tornado: "¡Soy más veloz y destructivo en un área pequeña! Puedo arrasar con todo a mi paso …
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technician a says that if a brake pulsation does not happen right away,…
B. Technician B
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when simplifying rational expressions, a cancellation indicates a hole …
True
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multiple - choice question hormone therapy is used for cells lacking ho…
A. False
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journalize the replenishment of the fund (prepare a single compound jou…
| Date | Accounts and Explanation | Debit | Credit | | ---- | ---- | ---- | ---- | | June 30 | Supplies | 40 | | | | Travel Expense | 25 | | | | Delivery Expense | 20 | | | | Ente…
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the model of the plasma membrane is called the fluid mosaic model. it i…
To pass through the plasma membrane, a water - soluble substance needs to use transport proteins (channel or carrier proteins). If cells grow and reproduce in an environment with …
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rockytop pens make four types of pens: green, red, blue, yellow. they c…
By using a Level scheduling process
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question 4 4 pts which of the following is a prime example of an intern…
The material cost of a piece of metal that had too large a hole drilled in it
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question 3 4 pts three broad categories of definitions of quality are: …
B. User based, manufacturing based, and product based.
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5. (l3) lake michigan is contaminated with bacteria. initially, the lak…
a) $f(x)=4\cdot3^{x}$ b) 972 square feet of bacteria
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4. why is the structure of the plasma membrane referred to as a fluid m…
The plasma membrane is called a fluid mosaic because the phospholipid bilayer is fluid (the phospholipids can move laterally) and has various proteins embedded in it, giving it a …
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comprehension questions 1. what major international treaty led to briti…
1. The Treaty of Paris in 1763 led to British control of Florida, replacing the Spanish. 2. The British divided Florida into East and West Florida with St. Augustine as the capita…
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which is the best example of a community responding to an external fact…
Plants and animals thrive on the forest floor after the fall of a white pine causes an opening in the canopy.
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3. what are the specialized parts of the phospholipid bilayer and how d…
The phospholipid bilayer has hydrophilic heads and hydrophobic tails. The hydrophilic heads face the aqueous environments (intracellular and extracellular), and the hydrophobic ta…
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a process that increases frost resistance in the winter starch hydrolys…
The correct option is the one that attributes the sweeter taste of carrots after frost to the conversion of starch to sugar due to hydrolysis.
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in this model, the extracellular environment outside the cell has a hig…
1. The phospholipids of the membrane will not allow large, polar solute molecules to pass through. 2. Inside the cell, water volume will decrease while the solute concentration wi…
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solutions play an important role in cells. cells are filled with cytopl…
1. Body cells are typically at equilibrium with their extracellular environment. 2. Solutes in cytoplasm can be used for cellular respiration.
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on june 1, fab seed company creates a petty - cash fund with an imprest…
Requirement 1: An imprest fund has a fixed balance at all times, which equals the sum of cash in the fund plus the total of the tickets that support payments from the fund. The in…
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the u - shaped tube model shows the effects of osmosis over time. u - s…
| | Left side | Right side | |--|--|--| | Solute concentration decreased | | ● | | Solvent concentration decreased | ● | | | Solution volume decreased | ● | |
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2. describe the structure of a phospholipid. use the terms polar and no…
A phospholipid has a polar (hydrophilic) head and non - polar (hydrophobic) tails. The head contains a phosphate group and the tails are fatty acid chains.
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the membrane in this u - shaped tube is not permeable to the solute, bu…
The model where the water level on the left side of the U - shaped tube is lower and the water level on the right side is higher (the right - most model among the given options if…
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for this item, drag the answers into the appropriate boxes. use the dat…
algae krill sunfish stork
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what is the per unit size of the negative externality in this market? -…
A. $3
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understanding main ideas 1. describe the plasma membrane, and explain w…
The plasma membrane is a structure composed mainly of two layers of phospholipids, along with cholesterol and proteins. It is called a bilayer because it consists of two layers of…
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network: homework ch7 my score: 62.48/100 pts (62.48%) part 3 of 7 on j…
$500$
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the u - shaped tube model shows the effects of osmosis over time. u - s…
| | Left side | Right side | |--|--|--| | Solution volume increased | | $\bigcirc$ | | Solvent concentration increased | $\bigcirc$ | | | Solute concentration increased | $\bigcir…
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the walnut twig beetle is native to the southwestern united states and …
Walnut twig beetles were previously found only in the western and southwestern United States.
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the membrane in this u - shaped tube is not permeable to the solute, bu…
The model where the water level on the right side of the U - shaped tube is higher than the left side.
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requirement 1. explain the characteristics and the internal control fea…
fixed; cash on - hand; total of the tickets; fixed amount of money for which the custodian is responsible
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1. what was the origin of the spanish - american war? 2. what was the “…
1. Originated from Cuban independence issues and the USS Maine explosion. 2. Sensationalist journalism. 3. Exploded in Havana Harbor. 4. Incorporate a territory. 5. Teller: No Cub…
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what are two benefits from conserving biodiversity of an ecosystem? lim…
limits loss of habitats, protects resources for food
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a computer model of an insect population takes into account the followi…
C. activities of predators preying on insects
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a student creates a 2 - d model showing the conversion of light energy …
B. Exchange the positions of oxygen and water in the light - dependent reaction.
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on june 1, fab salad dressings creates a petty cash fund with an impres…
Fixed; Remaining cash; Petty - cash tickets; Clearly defines
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12. scientists have inserted a gene into a population of grasshoppers. …
12. d. The grasshoppers will be able to be sprayed with the pesticide and remain population. 13. d. Monitoring water quality is important to public health. 14. a. Genes from these…
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2. the voltage of a single cell of a typical lithium - ion battery is a…
A. 3.7V
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answer the following questions. 1. which of the following is not a mana…
1. C. To be a micromanager 2. A. True 3. D. Laissez Faire 4. B. A public relations person or manager 5. B. False 6. C. One - way spoken
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8. legislation was introduced in 1987 to ban the use of compounds that …
8. c. The concentration of halogens in the atmosphere decreased during this time period. 9. b. to determine long lasting effect of DDT on biodiversity 10. b. To determine how loca…
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5. a bat flies at night because it is looking for food. bat ___________…
bat: a nocturnal flying mammal Context Clues: flies at night because it is looking for food
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what happens during the regeneration stage of the calvin cycle (light -…
C. The remaining G3P molecules that have not exited the cycle are used to re - form RuBP through a series of chemical reactions, so that the Calvin cycle can continue.
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8. legislation was introduced in 1987 to ban the use of compounds that …
a. c. The concentration of halogens in the atmosphere decreased during this time period. b. c. to determine the impact of DDT on the health of individuals c. b. To determine how l…
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what happens during the reduction stage of the calvin cycle (light - in…
A. Energy from ATP and electrons from NADPH are used to reduce 3 - phosphoglycerate to form G3P molecules (which can be used to form other organic molecules such as glucose).
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what happens during the carbon fixation stage of the calvin cycle (ligh…
A. The enzyme Rubisco attaches CO₂ to RuBP, causing the formation of molecules of 3 - phosphoglycerate.
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4. what are three general techniques used to study ecology
Field - work, experiments, modeling
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which products of the light - dependent reactions are used in the calvi…
B. ATP and NADPH
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after electrons get excited by light a second time (at photosystem ii),…
A. They travel down a second electron transport chain and are donated to NADP which becomes NADPH (an electron carrier).
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why do hydrogen ions flow from the thylakoid space to the stroma throug…
B. They flow passively from high to low concentration via facilitated diffusion. As they flow through ATP synthase, the enzyme spins and produces ATP.