BIO1101 exam revision MCQ

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9 Terms

1
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In DNA replication, why do the two strands have different replication processes?

DNA polymerase can only attach new bases to the 3’ end of a strand

2
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Phospholipids have polar heads and non-polar tails. This allows them to

Assemble into bilayers in an aqueous environment

3
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Which of the following is true of fungi, plants, and animals?

They all have nuclei

4
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Cells must take up and excrete materials across their membranes and can only move so many molecules per a given area of membrane. Which of the following is an important consequence of this for cell growth? 

Cells can only grow to a certain size

5
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Which of the following is a correct difference between meiosis and mitosis? 

Meiosis changes the ploidy 

6
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Which of the following is only found in prokaryotes?

Flagella

7
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In some plants, like mosses, gametes (sperm and egg) are made by mitosis. How does this compare to animals?

It is different; animal gametes are instead made by meiosis

8
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Which of the following is NOT a method used by prokaryotes for horizonal gene transfer?

Translation

9
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Which of the following is a chromosome level mutation?

Nondisjunction