Bio Set 2

Question 1

A woman who has dimples is married to a man who does not have such a feature. Two of their four children are also dimpled. Which of the following represents the cross between the parents If A represents the dominant allele and a the recessive allele?

A. Aa x AA

B. Aa x Aa

C. AA x aa

D. Aa x aa

Answer 1

D. Aa x aa

Question 2

When compared to a lung cell, a muscle cell would possess:
A. more mitochondria

B. less mitochondria

C. more RER

D. less RER

Answer 2

more mitochondria

Question 3

Which of the following is true of the Calvin cycle or the dark reaction of photosynthesis?

A. it produces one molecule of glucose per revolution

B. it produces glyceraldehyde phosphate

C. it is an energy-yielding process

D. It splits the water molecule into H+ and O2 gas

Answer 3

B. it produces glyceraldehyde phosphate

Question 4

What happens to an erythrocyte placed in a hypertonic solution after several minutes?

Answer 4

it will crenate

Question 5

Which of the following is NOT a function of membrane proteins?
A. being transport vesicles

B. cell-to-cell communication

C. cell-to-cell recognition site

D. attachment to the cytoskeleton and extracellular matrix

Answer 5

being transport vesicles

Question 6

What is mutation?

Answer 6

The alteration of the form of a particular gene or chromosome that results in a new trait to be inherited.