Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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during the freedom summer campaign of 1964 in mississippi, - three civi…
three civil rights workers were found dead
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read the excerpt from president ronald reagans address at moscow state …
One of the largest computer companies began in a garage.
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complete the quiz. when you have finished, review your score. question …
B. between the primary and secondary colors on a color wheel
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which would be the best way of describing the overall structure of thor…
He moves from a consideration of his surroundings to an evaluation of the state as a whole.
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which statement about cellular respiration is true? it produces oxygen.…
It is used by every living cell.
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2. calculate the volume in ml of 50x protease required to make 2.0 l of…
## 2. 80 mL ## 3. 1.00 g ## 4. 2.5 μL
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during the time that the particles are diffusing into the cell multiple…
C. the concentration of particles on the outside of the cell decreases; D. a point is eventually reached where equal numbers are passing into and out of the cell
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legionella pneumophila is a gram - negative bacterium that can cause le…
The biofilm matrix hampers penetration of antibiotics used to kill L. pneumophila.
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review the womens clothing store advertisement and then answer the ques…
to entice readers to come shop at the store
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how is mitochondrial dna (mtdna) typing used in forensic science? a sus…
B. A suspect's mtDNA sample is matched to an unknown sample of mtDNA that was found at a crime scene.
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how would the contractile vacuole of a freshwater amoeba respond if the…
with fewer contractions
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a scientist is comparing the outer layer of an onion cell to the outer …
It contains cellulose.
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real life enzyme scenarios please fill in the chart for every real life…
6. lactase 7. Draw an enzyme - shaped molecule (lactase) fitting with a substrate - shaped molecule (lactose) 8. Lactase breaks down lactose. 9. glucocerebrosidase 10. glucocerebr…
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2. who were the leading industrial tycoons? what did they achieve? tyco…
John D. Rockefeller: Revolutionized oil industry, created Standard Oil, used integration for control. Andrew Carnegie: Dominated steel industry, built large plants, improved proce…
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sam and edna deposit $600.00 into a savings account which earns 4% inte…
$624.49$
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there are many sources of biological information. if you were making a …
C. 1, 3, 4
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question 1 - 8 isabella wants to determine whether a homeostatic proces…
A. a reaction that is coupled to the hydrolysis of ATP
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read it! one type of ape is the orangutan. orangutans live on borneo. t…
A. travel
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read it! birds spend a lot of time grooming. they preen. small bugs can…
C. clean
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founded by osama bin laden, which was considered the most dangerous int…
C. al - Qaeda
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question 7 (mandatory) (2 points) all organisms can keep their internal…
Question 7: d) Homeostasis Question 8: a) Development
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question 5 (mandatory) (2 points) a(n) __________ is a substance that a…
Question 5: A. Nutrient Question 6: b) cannot make their own food
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question 3 (mandatory) (2 points) what is a group of interbreeding indi…
Question 3: C. Population Question 4: A. Ecosystem
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question 1 (mandatory) (2 points) what is the smallest unit of life? a)…
Question 1: A. Cell Question 2: (No correct option provided in the given choices. The correct answer should be Organ System)
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question 1-7 a cell removes a toxin it has produced through a chemical …
the ability to maintain homeostasis
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which of the following eventually resulted in niagara falls love canal …
A neighborhood there had been built over a toxic dump.
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which of these statements is true about autotrophs, but not heterotroph…
They use sunlight, water, and carbon dioxide to make sugars.
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johannes wants to know whether soil, water, or both are needed for plan…
He needs to conduct the experiment for a longer period.
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which statement summarizes a change that occurs during photosynthesis? …
It converts light energy to chemical energy.
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which is the main light - absorbing pigment for photosynthesis? caroten…
chlorophyll
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what component of earths atmosphere exists entirely as a result of phot…
D. oxygen gas
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which is an example of why the process of photosynthesis is important t…
Grass uses photosynthesis to produce glucose, which is used within the grass for growth.
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photosynthesis is important to living organisms because it is the found…
the foundation of most food chains.
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which statement best describes the relationship of photosynthesis and e…
The process of photosynthesis is energy - storing because the process converts light energy into chemical energy which is stored in the bonds of glucose.
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the main purpose of the g20 is to provide rules for international trade…
cooperate to prevent financial crises.
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excerpt from the scarlet letter by nathaniel hawthorne chapter 4 - \the…
# Breve explicación: La frase "un sonrisa de oscura e independiente inteligencia" sugiere algo siniestro y misterioso. No hay indicios de respetabilidad, intenciones puras o descu…
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question 17 what role did simon bolivar play in revolutions in latin am…
B. He led a revolutionary army to fight for Latin America's independence.
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which statement is true about a cell wall but not a cell membrane? it f…
It is made mostly of cellulose.
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which motion of particles across a membrane requires energy? from high …
from low concentration to high concentration
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water makes up a large percentage of the bodys cells. for a cell to rem…
osmosis
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life expectancy in the us which factor best explains why the graph chan…
New technology has improved medical imaging and surgery.
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which plant - cell organelle supports and maintains the cells shape and…
cell wall
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question 1 the political revolutions of the 18th and 19th centuries wer…
B. Enlightenment
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which statement is most likely to apply to a cell that has dna within i…
It has membrane - bound organelles.
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herbicides are being used to kill weeds in a nearby field. the plants a…
C. vacuole
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choose the correct answer. the keyboard shortcut to fill data from one …
C. R
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what would most likely happen to a unicellular organism if it was expos…
It would swell and then burst.
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based on the figure below, which of these experimental treatments would…
decreasing extracellular pH
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which best describes mitochondrial dna (mtdna)? mitochondrial dna requi…
Mitochondrial DNA can be traced for generations.
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choose the correct answer. the keyboard shortcut to edit the active cel…
A. F2
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a diseased cell is no longer able to produce proteins. which cell struc…
ribosome
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which statement about vacuoles is true? only plant cells contain vacuol…
Vacuoles are larger in plant cells than in animal cells.
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4. what is nitrogen fixation?
La fijación del nitrógeno es el proceso por el cual el nitrógeno atmosférico se convierte en compuestos nitrogenados más reactivos que pueden ser utilizados por los organismos viv…
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16. which biome has the highest biodiversity? desert tropical rainfores…
B. Tropical Rainforest
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suppose that a patient is diagnosed with a new disease caused by the bu…
Lysosome
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which organelle breaks down sugar molecules that supply energy to the c…
mitochondrion
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the role of the cell membrane is most like the job of which person? a f…
C. a police officer who allows select people to enter and leave a crime scene
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the endosymbiotic theory provides an explanation for the origin of chlo…
Chloroplasts have their own DNA.
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a scientist discovers a cell that has chloroplasts, cytoplasm, dna, and…
The cell is eukaryotic because it has chloroplasts.
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which organelle in the table is correctly matched with its function? va…
vacuole
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1. what is the name for the “in between” phase in cell divisions? 2. in…
1. Interphase 2. Chromatin 3. Sister chromatids 4. Equator (or metaphase plate) 5. Anaphase 6. Cytokinesis 7. Nuclear envelope 8. Interphase (S - phase specifically) 9. Kinetochor…
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which best defines homeostasis? modifying the external environment main…
maintaining a stable internal environment
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be able to match the following vocabulary words with their definitions:…
- Relaxin: female hormone, crucial during pregnancy - Follicle: a developing egg that has not been released - Oxytocin: reproductive hormone - Ovary: primary reproductive organ of…
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how would the contractile vacuole of a freshwater amoeba respond if the…
with fewer contractions
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15. how can a keystone species be used to \upgrade\ an ecosystem? (be s…
Upgrading an ecosystem involves enhancing its health, stability, and productivity. Keystone species can be used to upgrade an ecosystem by influencing the abundance and behavior o…
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which structure is found in the cytoplasm of a prokaryotic cell, but is…
C. ribosomes
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14. why are keystone species important for biodiversity? they reduce co…
They maintain species diversity and ecosystem equilibrium.
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which organelle makes the proteins that are needed by the cell? cell me…
B. ribosomes
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13. which of the following is an example of a keystone species? seagull…
Sea otters in kelp forests.
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coral reefs are considered biomes that primarily support which type of …
D. marine creatures
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12. what happens if a keystone species is removed? the keystone species…
B. The entire ecosystem is negatively impacted.
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a scientist is comparing the outer layer of an onion cell to the outer …
It contains cellulose.
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11. a keystone species is one that: is small and inconspicuous in its e…
B. Has a larger impact on its environment than others
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what is one of the roles coral reefs play in marine ecosystems? deplete…
C. source of shelter and protection
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learning objectives after studying this chapter, you will be able to: •…
1. performance 2. bore 3. stroke 4. offset 5. C. Both A and B.
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how is mitochondrial dna (mtdna) typing used in forensic science? a sus…
A suspect's mtDNA sample is matched to an unknown sample of mtDNA that was found at a crime scene.
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fill series in excel is the ability to extend a series of values based …
True
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the open ocean is relatively nutrient poor. it is even referred to as a…
pelagic zone
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which structure will form when a primitive cell engulfs an aerobic bact…
mitochondria
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which organelles are not found in plant cells? centrioles chloroplasts …
A. centrioles
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the table lists some organelles and functions. only one pair is correct…
Nucleus - Directs cell activity
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which is a function of the cell membrane? performs photosynthesis contr…
controls what enters and leaves the cell
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question 2. which organism is classified as a prokaryote? a. 1 b. 2 c. …
C. 3
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according to the endosymbiotic theory, which cellular process was invol…
phagocytosis
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read this paragraph. biology 101 with professor ramirez is the most cha…
challenging exhaustive note taking time - consuming lab work
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question 1. if starch (solute) cannot move through a membrane, which ob…
A. The mass of the "model cell" has increased
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what is format? the ability to extend a series of values based on two c…
A set of predefined characteristics that you can apply to cell content.
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a student wants to investigate the difference between prokaryotic and e…
B. How does the presence of a nucleus affect how cells store DNA?
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fill in the blank question an enzyme produced by the pancreas that brea…
amylase
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question 24. cell theory was first proposed in 1838. evidence obtained …
A. All living things are made of cells. B. Cells are the basic structural and functional units of life. D. All cells come from other preexisting cells.
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question 22. which set of organelles would be found in both human cells…
A. mitochondria, nucleus, and endoplasmic reticulum
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along with plants and algae, in which organisms can photosynthesis occu…
A. some bacteria
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question 21. which microscope would a scientist use if they wanted to s…
B. Scanning Electron Microscope
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look at the diagram above. what is part of the archs anatomy is (a) lab…
c. keystone
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which is the site of the light - dependent reactions of photosynthesis?…
D. thylakoids
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#3 for international day at school, priya brings homemade food from her…
D. Celebrating Diversity
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what is the source of energy that drives photosynthesis? o sunlight o h…
sunlight
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question 20. the function of this protein is to... a. connect reproduct…
D. allow certain substances to enter or leave the cell
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which organelle can be compared to a security guard who decides whom ma…
D. cell membrane
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which best describes how the photosystems are used in the light - depen…
photosystem II is used first then photosystem I