Question

What are genes?

Answer 1

DNA

1. The full form of DNA is deoxyribose nucleic acid.
2. It is a double helical structure composed of nucleotides.
3. It carries genetic information from one generation to another.
4. Chromosomes are a collection of thread-like structures that come in a variety of lengths and forms.
5. DNA and proteins make up chromosomes.

Genes

1. Genes are the basic fundamental units of inheritance.
2. These are the segment of DNA, carried on chromosomes.
3. They carry the information needed for an organism to express a specific trait.
4. Alleles are genes that code for a pair of contrasting features.
5. Each person is born with two copies of each gene, one from each parent.