14

Front 1

What is the difference between a monohybrid cross and dihybrid cross?

Back 1

A dihybrid cross involves organisms that are heterozygous for two characters and a monohybrid only one

Front 2

What was the most significant conclusion that Gregor Mendel drew from his experiments with pea plants?

Back 2

Traits are inherited in discrete units, and are not the result of blending.

Front 3

How many unique gametes could be produced through independent assortment by an individual with the genotype AaBbCCDdEE?

Back 3

8

Front 4

WHich of the following about law segregation is false?

Back 4

It is a method that can be used to determine the number of chromosomes in a plant

Front 5

Mendel's obersevation of the segregation of alleles in gamete formation has its basis in which of the following phases of cell division?

Back 5

Anaphase I of meosis

Front 6

A 1:2:1 phenotypic ratio in the F2 generation of a monohybrid cross is a sign of complete dominance.

Back 6

Incomplete dominance

Front 7

The relationship between genes S and N is an example of

Back 7

epistasis

Front 8

Which of the following is a possible phenotype for the father?

Back 8

B positive

Front 9

Which describes the ABO blood group system?

Back 9

Multiple Alles

Front 10

Cystic fibrosis affects the lungs, the pancreas, the digestive system, and other organs, resulting in symptoms ranging from breathing difficulties to recurrent infections. Which of the following terms best describes this?

Back 10

Pleiotropy

Front 11

Which of the following is an example of polygenic inheritance?

Back 11

Skin pigmentation in humans

Front 12

Hydrangea plants of the same genotype are planted in a large flower garden. Some of the plants produce blue flowers and others pink flowers. This can be best explained by which of the following?

Back 12

Environmental factors such as soil PH

Front 13

Huntington's disease is a dominant condition with late age of one set in humans. If one parents has the disease, what is the probability that his or her child will have the disease?

Back 13

1/2

Front 14

A woman has six sons. The chance her next child will be a daughter is

Back 14

1/2

Front 15

People with sickle cell trait

Back 15

All of the above

Front 16

Phenylketonuria (PKU) is a recessive human disorder in which an individual cannot appropriately metabolize a particular amino acid. This amino acid is not otherwise produced by humans. Therefore the most efficient and effective treatment is which of the following?

Back 16

Regulate the diet of the affected persons to severely limit the uptake of the amino acid

Front 17

An organism's appearance or observable trait

Back 17

Phenotype

Front 18

Determines phenotype in a heterozygote

Back 18

Dominant Allele

Front 19

A cross between an indivdual with an unknown genotype and homozygous recessive individual

Back 19

Testcross

Front 20

Having two identical alleles for a gene

Back 20

Homozygous

Front 21

The genetic makeup of an individual

Back 21

Genotype

Front 22

An alternative version of a gene

Back 22

Allele

Front 23

Has no effect on phenotype in a heterozygote

Back 23

Recessive allele

Front 24

A variant for a character

Back 24

Trait

Front 25

Having two different alleles for a gene

Back 25

Heterozygous

Front 26

A heritable unit that determines a character and can exist in different forms

Back 26

Gene

Front 27

A cross between individuals heterozygous for a single character

Back 27

Monohybrid Cross

Front 28

A heritable feature that varies among individuals

Back 28

Character