Science Quiz #1

Question 1

sexual reproduction

Answer 1

the reproduction of 2 parents that are different sexes, and have special cells called sex cells

Question 2

Phenotype

Answer 2

the form of the trait the organism displays

Question 3

Genes

Answer 3

A unit that determines traits

Question 4

Genotype

Answer 4

the alleles of a gene an organism controls

Question 5

Recessive

Answer 5

The form of a gene that is hidden when dominant allele or gene is present

Question 6

Asexual reproduction

Answer 6

A type of reproduction that only uses one parent

Question 7

Genetic variation

Answer 7

the variety of alleles in a population

Question 8

Dominant

Answer 8

The form of the gene, if present, covers up the appearance of the recessive allele

Question 9

Homozygous

Answer 9

Refers to an organism genotype when they have two of the same alleles

Question 10

Heterozygous

Answer 10

Refers to an organism’s genotype when they have 2 different alleles

Question 11

Allele

Answer 11

Different forms of the same gene

Question 12

Trait

Answer 12

A characteristic that an organism can pass to it offspring

Question 13

Punnett square

Answer 13

shows all of the possible combinations of alleles from the parents