Genes

Question 1

Chromosome

Answer 1

a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.

Question 2

Allele

Answer 2

a variant form of a given gene.

Question 3

Mutation

Answer 3

the alteration of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA.

Question 4

DNA

Answer 4

Deoxyribonucleic acid is a molecule composed of two chains that coil around each other to form a double helix carrying the genetic instructions used in the growth, development, functioning, and reproduction of all known organisms and many viruses.

Question 5

Genetic modification

Answer 5

the direct manipulation of an organism’s genes using biotechnology.

Question 6

Dominant allele

Answer 6

The allele that, if present, will always show

Question 7

Recessive allele

Answer 7

The allele that only shows if its paired allele is identical