Quiz about Genetics Term Checks

Question 1

check all that apply to the following term: Aa

Accepted Answer

Heterozygous

Answer

Homozygous

Answer

Phenotype

Answer

Genotype

Question 2

Gregor Mendel was:

Accepted Answer

(B). A monk with a garden

Answer

(A). A chemist based out of chicago

Question 3

An individual who is heterozygous for two genes is represented:

Accepted Answer

(C) AaBb

Answer

(A) AAbb

Answer

(B) Aabb

Question 4

one flower is heterozygous red (Rr) and it crossed with a homologous white (rr) plant. Us a Punnett square to determine the probability of one of their offspring have a white color.

Accepted Answer

50%

Answer

25%

Answer

75%

Answer

10%

Question 5

A cross of white chick (WW) with black chick (BB) produces all special offspring WB This types of inheritance is known as:

Accepted Answer

Codominance

Answer

incomplete Dominance

Answer

Dominant/recessive

Question 6

when the genotype consist of a dominate and a recessive allele, the phenotypes will be like_ allele

Accepted Answer

A. The Dominart

Answer

B. The recessive

Answer

Neither

Question 7

check that all apply (2) to the following term: TT

Accepted Answer

Homozygous

Accepted Answer

Genotypes

Answer

Hetergous

Answer

Phenotype

Question 8

if 2 parent are homozygous for a genetically inherited recessive traits what is the probability that they will have a child who does not have this traits in her phenotype

Accepted Answer

100%

Answer

50%

Answer

25%

Answer

0%

Question 9

which of the following would complete an example of incomplete dominance

Accepted Answer

Red White Pink flower where the pigment is not produce equally

Answer

Brown and white coloring in guinea pig

Answer

None of above

Question 10

Long radisher crossed with round radisher result in all oval radishers. this type of inheritance is:

Accepted Answer

Incomplete Dominance

Answer

Co-Dominance

Answer

Complete Dominance

Question 11

Normal human body cells contain how many chromosomes

Accepted Answer

46

Answer

44

Answer

23

Answer

69

Question 12

In a Pedigree a square.

Accepted Answer

Male

Answer

Female

Question 13

which of following outcomes would you expect from the following: tall, round (TTRR) x short wrinkling (ttrr)

Accepted Answer

All offspring would be tall and round (TTRR or TtRr)

Answer

All offspring would be short and wrinkled (ttrr)

Answer

9:3:3:1

Question 14

black fur (B) in guinea pig is dominant over white fur (b) find the probability of a white offspring in cross: Bb x bb

Accepted Answer

50%

Answer

25%

Answer

75%

Answer

100%

Question 15

A heterozygous tall pea plant is crossed with short plant tall (T) is dominant to short (t) plant. The probability that the offspring will be this is:

Accepted Answer

50%

Answer

75%

Answer

10%

Answer

100%

Question 16

different forms of a gene are known as

Accepted Answer

Alleles

Answer

Genotypes

Question 17

A geneticist crosses a plant with red flower to a plant with white flowers. The offspring included plants with red flower 1/4 pink flowers 1/2 and white flowers 1/4 which allele they are codominant.

Accepted Answer

Neither they are incompletely dominant

Answer

Nether they are codominant

Answer

Red

Question 18

a make always accepts his X chromosome:

Accepted Answer

from his mother because the father gives the Y

Answer

from both mom and dad because his XX

Answer

From neither mom or dad because he is XY

Question 19

in a certain species of plant the color purple (P) is dominant to the color white p. according to the punnett below what is the probability of an offspring being white.

Accepted Answer

0%

Answer

25%

Answer

50%

Question 20

which of the following gives information about the phenotypes but the genotype?

Accepted Answer

tell pea plant

Answer

female carrier for

Answer

XY

Question 21

which fur (B) in guinea pigs is dominant over white fur (b)

Accepted Answer

25%

Answer

50%

Answer

75%

Question 22

if you cross a yellow plant with blue plant and the offspring is green what is that called.

Accepted Answer

Alleles

Answer

Genotypes

Answer

Phenotypes

Question 23

if you crossed two heterozygous plant how many o the offspring will also be heterozygous

Accepted Answer

50%

Answer

25%

Answer

75%

Question 24

one flower is heterozygous red R and it is crossed with a homozygous white rr plant use a punnett square to determine the probability of one of their offspring having red color

Accepted Answer

50%

Answer

75%

Answer

100%

Answer

10%

Question 25

which statement concerning a pair of alleles for a gene controlling a single characteristic in human is true

Accepted Answer

One gene comes from the mother and one comes from the father

Answer

The genes come randomly in pair form either the mother or father

Answer

Both genes come from the mother

Question 26

Organisms that have two identical allele for a particular trait are said to be

Accepted Answer

Homozygous

Answer

Hybrid

Answer

Dominant

Question 27

if two parent are heterozygous for a genetically inherited dominant trait what is child probability that they will have a child together who has this trait i his or her phenotype.

Accepted Answer

75%

Answer

15%

Answer

60%

Answer

10%

Question 28

what accounts for the green pea seed in the f2 generation?

Accepted Answer

On average, 1 out of 4 offspring of heterozygous parents will be homozygous recessive.

Answer

The f1 generation parent are homozygous yellow

Answer

The yellow is dominant over the green one

Question 29

Assuming that both parent plants in the diagram above are homozygous why would all of the f1 generation have yellow phenotypes

Accepted Answer

Because yellow is dominant over green.

Answer

Because the f1 genotypes are homozygous.

Answer

Because both parents passed on yellow alleles.

Question 30

In the above pedigree how many grandchildren do the original couple have.

Accepted Answer

3

Answer

4

Answer

5

Answer

10

Question 31

how many children did they have

Accepted Answer

2

Answer

5

Answer

4

Answer

6

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