Genetics and Heredity

Front

What is DNA?

Back

A complex molecule containing the genetic information that makes up the chromosomes.

Front

What is a chromosome?

Back

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

Front

What is an allele?

Back

An alternative form of a gene.

Front

Why is DNA important?

Back

It serves as the blueprint for traits of all living things.

Front

What is the carrier of genetic information?

Back

DNA.

Front

What is heredity?

Back

The passing of traits from parents to offspring.

Front

What is a gene?

Back

A segment of DNA that codes for a specific trait.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their traits even when only one copy is present, while recessive alleles require two copies to express their traits.

Front

What is the role of RNA in genetics?

Back

RNA helps in the synthesis of proteins by carrying the genetic code from DNA.

Front

What is a phenotype?

Back

The observable physical or biochemical characteristics of an organism, as determined by both genetic makeup and environmental influences.