Question 13 DNA strands are ___________, which means that the strands run in opp

Question

Question 13

DNA strands are ___________, which means that the strands run in opposite directions.

complementary

antagonists

antiparallel

parallel

none of the above

1 points

Question 14

The ___________ determines an organism's genetic makeup.

phenotype

autotype

prototype

genotype

proteome

1 points

Question 15

Nucleoside of uracil:

UDP

uridine

UTP

UMP

1 points

Question 16

Adenine pairs with _____________

cytosine

guanine

thymine

uridine

none of the above

complementary

antagonists

antiparallel

parallel

none of the above

Explanation / Answer

Answer:

13). c. Antiparallel

One strand of DNA runs from 3'---5' and ab opposite strand of the same DNA runs from 5'--3'. This is called antiparallel.

3'---5'

5'---3'

14). D. genotype

The genetic constitution of an organism is called genotype.

15). B. uridine

Uracil+ribose sugar = Uridine (nucleoside of uracil)

16). C. Thymine

A=T(in DNA) or A=U (in RNA)

G=U

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