Question 1

Dominant alleles are represented by a

Accepted Answer

capital letter

Answer

lower case letter

Answer

one letter

Answer

two letters

Question 2

a segment of DNA on a chromosome that codes for a specific trait

Accepted Answer

gene

Answer

mutation

Answer

variation

Answer

adaptation

Question 3

An organisms physical appearance

Accepted Answer

phenotype

Answer

alleles

Answer

genotype

Answer

probability

Question 4

What are the different  forms of a gene?

Accepted Answer

allales

Answer

hybrids

Answer

traits

Answer

purebreds

Question 5

An organisms allele combination is called its

Accepted Answer

genotype

Answer

alleles

Answer

phenotype

Answer

traits

Question 6

What is an organism that has 2 different alleles for each trait?

Accepted Answer

hybrid

Answer

probaility

Answer

purebred

Answer

homozygous

Question 7

An organism that has 2 of the same alleles for each trait

Accepted Answer

homozygous

Answer

recessive

Answer

dominant

Answer

heterozygous

Question 8

An organism that always produces offspring with the same form of a trait as the parent

Accepted Answer

purebred

Answer

homozygous

Answer

hybrid

Answer

heterozygous

Question 9

any difference between individuals of the same species

Accepted Answer

variations

Answer

hybrids

Answer

mutations

Answer

adaptations

Question 10

A well tested concept that  explains a wide range of observations

Accepted Answer

scientific theory

Answer

codominance

Answer

natural selection

Answer

evolution

Question 11

Gregor Mendel experimented with hundreds of pea plants to understand the process of

Accepted Answer

heredity

Answer

peas

Answer

traits

Answer

alleles

Question 12

What difference did Darwin notice in finches?

Accepted Answer

beak variation

Answer

they were all the same

Answer

claws were different

Answer

size

Question 13

a trait that helps an organism survive and reproduce is called a(n)

Accepted Answer

adaptation

Answer

mutation

Answer

variation

Answer

gene

Question 14

Differences between individuals of the same species

Accepted Answer

variations

Answer

mutations

Answer

overproduction

Answer

competition

Question 15

How many chromosomes are in body cells?

Accepted Answer

46

Answer

43

Answer

23

Answer

26

Question 16

How many chromosomes are in sex cells

Accepted Answer

23

Answer

46

Answer

26

Answer

43

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