Dna Structure

Question 1

What is DNA

Answer 1

DNA is the molecule that holds the instructions for growth and development in every little thing.

Double stranded helix
Complementary base pairs

Question 2

What is the basic units of DNA

Answer 2

The basic units of DNA are called nucleotides!
They consist of phosphate, deoxyribose sugar and bases

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Question 3

What is the four bases of DNA

Answer 3

Adenine ,thymine ,cytosine,guanine

Question 4

Where is the 5’end

Answer 4

Phosphate end

Question 5

Where is the 3’end

Answer 5

At the deoxyribose end

Question 6

What is the genotype determined by

Answer 6

The sequences of the bases

Question 7

What is DNA composed of?

Answer 7

Two polynucleotide chains

Question 8

What do nucleotides form when they bond

Answer 8

Sugar phosphate backbone

Question 9

Where is the genetic information stored

Answer 9

Bases

Question 10

Are DNA strands parallel or antiparallel

Answer 10

Antiparallel

Question 11

What do mitochondria and chloroplasts in eukaryotic cells both contain

Answer 11

Have DNA in circular chromosomes