Word Roots Quiz Ch. 14

Question 1

Co

Answer 1

Together

Question 2

-centesis

Answer 2

A puncture

Question 3

Di-

Answer 3

Two

Question 4

Epi-

Answer 4

Beside

Question 5

-stasis

Answer 5

Standing

Question 6

Geno-

Answer 6

Offspring

Question 7

Hetero-

Answer 7

Different

Question 8

Homo-

Answer 8

Alike

Question 9

Mono

Answer 9

One

Question 10

Pedi

Answer 10

A child

Question 11

Pheno

Answer 11

Appear

Question 12

Pleio

Answer 12

More

Question 13

Poly

Answer 13

Many

Question 14

Gen

Answer 14

Produce

Question 15

Codominance

Answer 15

Phenotype in which both dominant alleles are expressed in the heterozygote

Question 16

Amniocentesis

Answer 16

A technique for determining genetic abnormalities in a fetus by the presence of certain chemicals or defective fetal cells in the amniotic fluid, obtained by aspiration from a needle inserted into the uterus

Question 17

Dihybrid cross

Answer 17

A breeding experiment in which parental varieties differing in two traits are mated

Question 18

Epistasis

Answer 18

A phenomenon in which one gene alters the expression of another gene that is independently inherited

Question 19

Genotype

Answer 19

The genetic makeup of an organism

Question 20

Heterozygous

Answer 20

Having two different alleles for a trait

Question 21

Homozygous

Answer 21

Having two identical alleles for a trait

Question 22

Monohybrid cross

Answer 22

A breeding experiment that uses parental varieties differing in a single character

Question 23

Pedigree

Answer 23

A family tree describing the occurrence of heritable characters in parents and offspring across as many generations as possible

Question 24

Phenotype

Answer 24

The physical and physiological traits of an organism

Question 25

Pleiotropy

Answer 25

When a single gene impacts more than one characteristic

Question 26

Polygenic

Answer 26

An additive effect of two or more gene loci on a single phenotype character