Question 1

combined effect of two or more genes on a trait

Accepted Answer

Polygenic inheritance

Question 2

a trait influenced by experience or the environment.

Accepted Answer

Acquired trait

Question 3

A gene that has more than two alleles

Accepted Answer

Multiple Alleles

Question 4

The base that pairs with Thymine in DNA

Accepted Answer

Adenine

Question 5

The base that pairs Adenine in DNA

Accepted Answer

Thymine

Question 6

The base that pairs Cytosine in DNA

Accepted Answer

Guanine

Question 7

The base that pairs with Guanine with DNA

Accepted Answer

Cytosine

Question 8

RNA that transports information from DNA in the nucleus to the cell's cytoplasm

Accepted Answer

Messenger RNA

Question 9

RNA that transports amino acids to the ribosomes to be assembled into proteins

Accepted Answer

Transfer RNA

Question 10

Changes in DNA

Accepted Answer

Mutations

Question 11

Chromosomes that determine the sex of an individual

Accepted Answer

sex chromosome

Question 12

traits controlled by genes located on sex chromosomes

Accepted Answer

sex-linked trait

Question 13

A person who has one recessive allele for a trait, but does not have the trait.

Accepted Answer

carrier

Question 14

An abnormal condition that a person inherits through genes or chromosomes

Accepted Answer

genetic disorder

Question 15

chart that shows the relationships within a family

Accepted Answer

pedigree

Question 16

A picture of all the chromosomes in a cell arranged in pairs

Accepted Answer

karyotype

Question 17

the breeding of organisms for desired characteristics

Accepted Answer

selective breeding

Question 18

the act of mating closely related individuals

Accepted Answer

inbreeding

Question 19

an organism genetically identical to another

Accepted Answer

clone

Question 20

Process of making changes in the DNA code of living organisms

Accepted Answer

genetic engineering

Question 21

insertion of normal genes into human cells to correct genetic disorders

Accepted Answer

gene therapy

Question 22

entire set of genetic information that an organism carries in its DNA

Accepted Answer

genome

Question 23

Both alleles for a characteristic are the same; also called purebred

Accepted Answer

Homozygous

Answer

Hetrozygous

Answer

Hybrid

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