Question

1. What is DNA?

2. how are nitrogen bases arranged in a DNA molecule?
3. what determines the inherited of an organism
4. what determines the inherited traits of an organism
5. how is RNA different from DNA

Answer 1

1. a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.

2. is the pic

3. Genes Have Alleles

The traits an organism displays are ultimately determined by the genes it inherited from its parents, in other words by its genotype. Animals have two copies of all their chromosomes, one from each parent.

4. There are two differences that distinguish DNA from RNA: (a) RNA contains the sugar ribose, while DNA contains the slightly different sugar deoxyribose (a type of ribose that lacks one oxygen atom), and (b) RNA has the nucleobase uracil while DNA contains thymine.