Chapter 7

Question 1

a distinguishing characteristic of an organism is a

Answer 1

trait

Question 2

the passing of traits from generation to generation is

Answer 2

inheritance

Question 3

is a section of DNA that has genetic information for one trait

Answer 3

gene

Question 4

an organism’s complete set of genes is its

Answer 4

genotype

Question 5

of a trait is how the trait appears or is expressed

Answer 5

phenotype

Question 6

is a permanent change in the sequence of DNA in a gene

Answer 6

mutation

Question 7

slight differences in inherited traits among individual members of a species

Answer 7

variation

Question 8

is an inherited trait that helps a species survive in its environment

Answer 8

adaptation

Question 9

is the process by which organisms with variations that help them survive in their environment live longer, compete better, and reproduce more than those that do not have the variation.

Answer 9

natural selection

Question 10

The selection and breeding of organisms with desired traits

Answer 10

selective breeding

Question 11

is an adaptation in which one species looks like another species.

Answer 11

mimicry

Question 12

is an adaptation that enables a species to blend in with its enviorment

Answer 12

camouflage