Biology EOC Review

A reduction in which of these would lead to a decrease in all other populations?

• Coyote
• Grass
• Grasshoppers 
• Squirrel 

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Which of these best explains the difference between the way animals and plants exchange gases with their environment?

• Animals use only photosynthesis, while plants use both photosynthesis and respiration
• Animals use only respiration, while plants use both photosynthesis and repiration
• Animals use both photosynthesis and respiration, while plants use only respiration
• Animals use both photosynthesis and respiration, while plants only use photosynthesis

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What is the main function of a selectively permeable membrane?

• storage of water
• storage of chemicals
• breaks down molecules within the cell
• regulates what enters and leaves the cell

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Which structure is primarily responsible for controling all processes of a plant cell?

• chloroplast
• lysosome
• mitochondria
• nucleus 

What is the role of hydrogen bonds in the structure of DNA?

• to code for proteins
• to synthesize proteins 
• to separate the strands 
• to connect the base pairs 

Which process allows for an organism to increase the number of body cells during development?

• budding 
• conjugation
• meiosis
• mitosis

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Which of these best describes mutualism? 

• a relationship between two species where both species benefit
• a relationship between two species where neither species benefits
• a relationship between two species where one species benefits and one is not affected
• a relationship between two species where on species benefits and the other is harmed

How many daughter cells are formed in meiosis? 

• 0
• 1
• 2
• 4

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Which of these shows the steps by which proteins are coded and synthesized? 

• RNA-> DNA-> protein
• DNA-> RNA-> protein
• protein-> RNA-> DNA
• protein-> DNA-> RNA

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A cell with 24 chromosomes undergoes mitosis. How many chromosomes will each daughter cell have? 

• 6
• 12
• 24
• 48

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