Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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nervous system - brain name: choose the correct names for the parts of …
(1) Cerebrum (Repeat similar logic for other labels as needed, e.g., (2) Frontal Lobe, (3) Parietal Lobe, (4) Occipital Lobe, (5) Hypothalamus, (6) Cerebellum, (7) Brainstem, (8) …
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which is a way that paleontologists have contributed to humans understa…
They grouped organisms by the period in which they existed.
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what happens to soft parts of organisms when cast fossils form? ○ they …
A. They decay.
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study the timeline. based on fossil evidence, about how long ago did th…
4.1 billion years ago
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study the timeline. which statement indicates what the fossil record su…
Humans have only recently existed on Earth.
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what was the big problem/weakness of the articles of confederations gov…
The AoC's government did not have the power to tax and to provide enough money to fund the army and run a country.
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an external vendor is attempting to sell a team member a lower - qualit…
D. Report the situation to the project manager.
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29. how do the views of william walker on expansionism compare to those…
The correct option is: Both of them believed in expansionism, but O'Sullivan originally came up with the concept of Manifest Destiny, while Walker used force to try and implement …
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endoplasmic reticulum part of the endo - membrane golgi apparatus packa…
- Lysosomes: vesicles containing digestive enzymes - Mitochondria: sight of cellular respiration (using sugar and oxygen to make cellular energy/ATP) - Plastids: store pigments su…
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endoplasmic reticulum part of the endo - membrane golgi apparatus packa…
- cytoskeleton: provides cell shape and movement - cytoplasm: gel-like matrix holding cell components
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prokaryotes choose eukaryotes choose organisms with cells that contain …
- Prokaryotes: the first organisms on earth, bacteria, archaea; no nucleus - Eukaryotes: organisms with cells that contain nuclei and membrane-bound organelles - Nucleus: houses c…
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match the term to the corresponding description: cell theory choose flu…
- Cell theory: cells are the structural and functional units of all living things, all living things have them, and they come from cells before - Fluid Mosiac: descriptive model f…
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which of the following leader roles involves offering direction to empl…
D. Interpersonal role
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the principal force driving movement in diffusion is ________. - concen…
concentration gradient
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question 8 1 pts the function of the nuclear pores is to regulate movem…
regulate movement of RNA across the nuclear membrane.
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question 9 1 pts the difference between osmosis and simple diffusion is…
osmosis refers specifically to the movement of water, whereas simple diffusion refers to the movement of a variety of molecules.
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question 10 1 pts a eukaryotic animal cell has ______ but does not have…
a nucleus; a cell wall
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which transport system can move an ion across the cell membrane against…
A. The Sodium-Potassium Pump
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osmosis moves water from a region of ______ to a region of ______. low …
low concentration of dissolved material; high concentration of dissolved material
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all cells have the following structures except: dna plasma membranes nu…
nuclei
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which system can move a nonpolar molecule directly through the phosphol…
Simple diffusion
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question 15 1 pts flagella propel organelles through the cytoplasm. can…
can be used for movement of both prokaryotic and eukaryotic cells.
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question 16 1 pts polypeptides (proteins) that are transported in vesic…
ribosomes
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question 17 1 pts chromosomes are always found in the __________ and ar…
nucleus; DNA and protein
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question 18 1 pts lysosomes are important to ______ eukaryotic cells be…
all; digestive enzymes
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in biological membranes, the phospholipids are arranged in a ______, wi…
bilayer; fatty acids pointing toward each other
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mitochondria and chloroplasts differ in that\ \ \\(\\circ\\) chloroplas…
mitochondria convert the chemical energy stored in the bonds of sugars to energy stored in ATP, whereas chloroplasts convert the energy stored in light into chemical energy stored…
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if a cell lacked ribosomes, it would not be able to make rna from dna. …
make proteins.
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question 22 1 pts when placed in water, wilted plants lose their limpne…
osmosis of water into the plant cells.
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question 23 1 pts when placed in a hypertonic solution, animal cells re…
shrivel and dehydrate.
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the ______ is an organelle of the endomembrane system that serves as a …
Golgi Apparatus
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the smooth endoplasmic reticulum is important to eukaryotic cells becau…
produces both lipids and steroids
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question 6 a prokaryotic cell has ______ but does not have ______. memb…
C. DNA; membrane-bound organelles
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the function of the mitochondria is to communicate with components of t…
transform the energy stored in the bonds of glucose to the energy stored in ATP
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when viewing a specimen through a light microscope, scientists use ____…
B. special stains
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cilia ○ are made of intermediate filaments. ○ are made of actin and are…
are made of microtubules and can be found in eukaryotic cells.
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question 2 1 pts phagocytosis refers to the nonspecific intake of fluid…
the import of solids and large molecules into the cell using vesicles.
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question 1 the rough er is the portion of the er that ○ is the oldest; …
has ribosomes attached to it.
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ordering horse ancestors paleontologists have discovered several ancest…
1. Oldest fossil: Mesohippus 2. Fossil most like modern horse: Equus
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questions 1 and 2 refer to the following. adult literacy rate by countr…
E. Ethiopia, Somalia, South Sudan
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12. match the function with the appropriate organelle in the column at …
(a) Endoplasmic reticulum → 9. Abundant form of cytoplasmic membrane (b) Smooth endoplasmic reticulum → 12. Processes exogenous chemicals (c) Rough endoplasmic reticulum → 5. Memb…
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how can you prevent the download of malicious code? select all that app…
A. Scan external files before uploading to your device, B. Research apps and their vulnerabilities before downloading, C. Use the Preview Pane to view e - mails
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identifying parts of an atom identify the parts of the atom that are la…
Label A: Nucleus (or Protons and Neutrons) Label B: Electron Shell (or Energy Level, or Electron)
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how are bear and kangaroo alike? a they both have pouches. b they both …
B. They both are animals.
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4. what is sovereignty? (definition) 5. what is the plaid avengers simp…
4. Sovereignty is the full, independent authority of a state to govern its territory and population without external interference. 5. The Plaid Avenger's simple interpretation is …
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3. why is it so hard for stateless nations to become their own states? …
Stateless nations face barriers including resistance from host states protecting territorial integrity, lack of international recognition, and internal or resource limitations. Ex…
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15. consider a different dna molecule. if 15% of the bases are cytosine…
35%
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14. consider the bases that make up a dna molecule. if 10% of the bases…
10% (and we would circle the "10%" option from the given choices: 10%, 20%, 40%, 80%)
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in ancient indus sculpture, people were represented ________. a. by abs…
b. realistically (Wait, no, correction: Based on the analysis, the correct answer is a. by abstract forms. Wait, earlier analysis for a was correct. Wait, let's recheck: Ancient I…
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5. which of the following is not a change made to the massachusetts col…
5. A. called for freedom to trade with other nations 6. D. Parliament 7. A. the peaceful crowning of William and Mary 8. B. the trade network between the Americas, Europe, and Afr…
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3. differentiate between proteins and glycogen in regard to their polym…
1. **Question 3**: - **Answer**: Polymeric proteins are linear chains of amino acids linked by peptide bonds, with complex 3D structures (primary, secondary, tertiary, quaternary)…
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Question was provided via image upload.
When homeostasis is disrupted, the movement of acid into the esophagus interferes with the body’s ability to maintain a stable internal environment. ### Question 11
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northwest ordinance (1787) the most important achievement of congress u…
To solve these true - false questions, we analyze each statement by referring to the information about the Northwest Ordinance (1787) and related content: ### Question (1) - **Exp…
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review the fourth paragraph. pulling for tug-of-war 1 every four years,…
It provides background information on classic Olympic sports.
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problems 1. what is meant by the phrase unity of biochemistry? what are…
1. The "unity of biochemistry" is the principle that all living organisms share a common set of core biochemical molecules, pathways, and genetic systems, derived from a universal…
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potential tissue damage. heartburn as a disruption of life functions he…
When homeostasis is disrupted, the movement of acid into the esophagus interferes with the body’s ability to maintain a stable internal environment (and heartburn, as an example, …
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17. multiple choice: in which cerebral lobes is the speech center locat…
a) frontal
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review the second paragraph. pulling for tug-of-war 1 every four years,…
The fact that something was popular in ancient times does not mean that it was popular in 1920.
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8. the data table in figure 10.1 shows the relationship between the hou…
A scatter plot with: - X-axis labeled "Hours of Exercise per Week" (scaled 0 to 9, interval 2) - Y-axis labeled "Resting Heart Rate (bpm)" (scaled 45 to 80, interval 5) - Plotted …
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select the correct answer from the drop - down menu. how does the autho…
worrying about getting in trouble for being late to school again
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(34) \i thought so at the time, but i find i was wrong. it will be a gr…
B. a disappointing and unfortunate event
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goodall spent most of her time at the camp by gombe park. however, she …
A. distinguished.
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malaria no more l hernandez 1. an organization called malaria no more i…
D. Causing suffering to a person
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case study part 1 – why does heartburn hurt? a common human experience …
Heartburn is a burning pain in the chest or throat that happens when stomach acid moves upward into the esophagus. ### Question 2
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case study part i - why does heartburn hurt? a common human experience …
Heartburn is a burning pain in the chest or throat, which happens when stomach acid moves upward into the esophagus. ### 2. Why does heartburn have nothing to do with the heart? F…
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which process contributes to the formation of tornados? water droplets …
D. Warm air rises, resulting in a decrease in air pressure.
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example paragraph: dear astrid: today we began our journey in a narrow …
place
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robin fisher works in a biology lab and must measure the cover slip tha…
Height: \( 2 \frac{1}{8} \) inches (or \( 2 \frac{2}{16} \) inches, simplified to \( 2 \frac{1}{8} \)) Width: \( 3 \frac{1}{8} \) inches (or \( 3 \frac{2}{16} \) inches, simplifie…
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review the text above and then drag and drop the correct tile to answer…
** Creation ### 2. Ship building, tools, and navigation all represent what type of change in Norse society? These advancements (ships, tools, navigation) are examples of *Technolo…
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a food chain is a model that shows how the matter eaten by organisms mo…
diatom
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his foresight europe: youre not the only rooster in south america! uncl…
C. prevent further European colonization in the Western Hemisphere
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british support of american indians in the northwest territory british …
D. War of 1812
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use the text to compare and contrast wild - caught fish and farmed fish…
To solve this, we analyze the text and fill the table: ### For "Raised in cages or ponds": From the text: *"Unlike wild - caught fish, farmed fish live in cages or small ponds."* …
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which of these was the greatest contribution of prussian military exper…
B. He trained the Continental Army at Valley Forge.
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washington crossing the delaware, emanuel leutze (1851) this painting o…
B. He attacked by crossing an icy river, which was a surprise move.
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during the american revolution, benjamin franklin was most instrumental…
C. convincing France to assist the United States in the war
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practice problem - hedgehogs! the allele for mega spikes (m) is dominan…
To solve this genetics problem with hedgehog traits, we follow these steps: ### Step 1: Determine Parent Genotypes and Gametes - **Parent 1**: Homozygous recessive for spikes (so …
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drag the item from the item bank to its corresponding match. not all ch…
1. Battles where first shots of American Revolution were fired: Lexington and Concord 2. He was a French military officer who was a key general during both the French and American…
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after six biology tests, ruben has a mean score of 77. what score does …
91
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are cloned animals really exactly like? if a human being were cloned, w…
Cloned animals and a cloned human would not be exact replicas of the DNA - donating parent. Genetically (nature), they share the same DNA, so inherited traits (e.g., eye color, bl…
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gross domestic product of japan 1948–1953 from 1948 to 1953, japan’s gd…
100 million
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properties and order of operations formative assessment for each situat…
1. $3(6 + 4) + 5 = 4(5 + 3) + 6$: False. Left side = 35, right side = 38. A valid rewrite to make it true: $3(6 + 4) + 8 = 4(5 + 3) + 6$ 2. $1 + (23 + 24) = (1 + 23) + 24$: True. …
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passengers on ship alice from london england to virginia 1635 the under…
C. The spread of urbanization across the British colonies
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drawing save and close actions crossing over occurs to make genetically…
### Only Mitosis - Body Cells - Somatic Cells - Final daughter cells have 46 chromosomes in humans - 2 Daughter Cells - Spindle forms to move chromosomes - Used For Growth & repai…
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passengers on ship alice from london england to virginia 1635 the under…
A. The Headright System
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passengers on ship alice from london england to virginia 1635 the under…
D. The development of large cash - crop plantations created a need for young men to work labor - intensive crops.
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which of the following best describes opportunity cost? the value of th…
the value of the next best option forgone
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practice problem - bees! the allele for two black stripes (t) is domina…
To solve this genetics problem using a Punnett square, we analyze the alleles for the two traits (stripes and antennae shape) in the parent bees: ### Step 1: Determine Parent Geno…
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matching: nativism isolationism red scare palmer raids sacco and vanzet…
- Nativism: F. Against immigrants and foreign - born people in the USA - Isolationism: H. Against getting involved in other countries affairs - Red Scare: L. Fear of Communism, af…
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to prevent transmission of both resident microorganisms and transient m…
True (the statement is correct as handwashing in a microbiology lab is essential to prevent transmission of both resident and transient microorganisms).
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cell theory | cell biology cell theory: historical timeline activity th…
To solve this activity, we'll research each person's contribution to cell theory: ### 1. Robert Hooke (1665) - Used a compound microscope to examine cork. - Observed small, box - …
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phrase 6.5 day 3: apply create 3 sentences using relative pronouns to a…
1. I visited my grandmother, who bakes the most delicious chocolate chip cookies every weekend. 2. I found the old leather journal, which was hidden under the floorboards of the a…
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farmer trent has a total of 4,500 tomato plants on his farm. the start …
1800
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select two: when a nitrogenous base is added to the dna molecule it is …
A. Insertion, D. Frameshift
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when the nitrogenous base adenine is replaced with cytosine in the dna …
Substitution (the option with "Substitution" text, typically the first checkbox option in the list)
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when a nitrogenous base is eliminated from the sequence it is known as …
B. Deletion, C. Frameshift
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when a nitrogenous base is eliminated from the sequence it is known as …
B. Deletion
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multiple-choice question all mutations are harmful. false true rewatch
False
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multiple alleles - abo blood types multiple alleles: the most common ex…
### Part 1: ABO Blood Type Genotypes #### Step 1: Recall ABO Blood Type Genetics In the ABO blood type system: - Blood Type A can have genotypes \( AA \) (homozygous for A) or \( …
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what neurotransmitter was used at the neuromuscular junction to activat…
acetylcholine (the option with "acetylcholine" as the text)