8th grade 2nd 9 weeks science test

Front

What type of mutation makes it LESS LIKELY for an organism to survive or reproduce?

Back

Harmful mutation.

Front

What is the mutation that causes albinism?

Back

Albinism is a harmful mutation that causes skin, hair, or eyes to have little to no color, increasing susceptibility to predators and disease.

Front

What is a segment of DNA that codes for a specific trait?

Back

Gene.

Front

What is the scientific study of heredity?

Back

Genetics.

Front

What is the mutation that causes Sickle Cell Anemia?

Back

Sickle Cell Anemia is a harmful mutation that results in abnormally shaped red blood cells that can get stuck in small blood vessels, reducing life expectancy.

Front

What is a beneficial mutation?

Back

A mutation that enhances an organism's ability to survive or reproduce.

Front

What is a neutral mutation?

Back

A mutation that does not significantly affect an organism's ability to survive or reproduce.

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup of an organism, while phenotype refers to the observable traits.

Front

What is heredity?

Back

The passing of traits from parents to offspring.

Front

What is an allele?

Back

An allele is a variant form of a gene.