Question

ANSWER THIS ILL MARK YOU AS A BRAINLIST

1. DEFINE VARIATION

2. WHAT IS A GENE?

3. WRITE A SHORT NOTE ON CHROMOSOME
​

Answer 1

Answer:

1. Variation, in biology, any difference between cells, individual organisms, or groups of organisms of any species caused either by genetic differences (genotypic variation) or by the effect of environmental factors on the expression of the genetic potentials (phenotypic variation). ...
2. A gene is the basic physical and functional unit of heredity.
3. Chromosome

A chromosome is a structure of DNA, protein, and RNA found in cells. It is a single piece of coiled DNA containing many genes. Chromosomes also contains DNA bound proteins which serve to package the DNA and control its function. ... This allows the DNA molecules to fit into the cell nucleus.

Explanation:

I hope this will helpful to you

please mark me as the brainliest

Answer 2

Answer:

Variations.. Variation deals with Explaining, how one quality changes with respect to one or more Other quantities .there are two primary Type of variation..Primary and Inverse ..

Gene =Gene is the segments of DNA about a certain trait ..

Genes are translated by the cell to make phenotype ..Done

3. Chromosome=Chromosome are the rod shaped ,Dark stained bodies seen during metaphase stage of mitosis ..

I hope u got satisfied with me.