Quiz about non mendelian genetics

Question 1

A red flowered plant (RR) breeds with a White flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance.  What percentage of the offspring will have pink (RW) flowers?

Accepted Answer

100%

Answer

0%

Answer

25%

Answer

50%

Question 2

Snap dragon color is a incomplete dominant trait.  A red flower (RR) is crossed with white flower (rr)? What color are flowers that are Rr?

Accepted Answer

Pink

Answer

Red

Answer

Red and White

Answer

White

Question 3

In butterfly bushes, dark purple and pink parents will produce offspring with lavender flowers. This is a result of

Accepted Answer

incomplete dominance

Answer

codominance

Answer

complete dominance

Answer

recessive dominance

Question 4

A gene that is controlled by more than two alleles

Accepted Answer

MULTIPLE ALLELES

Answer

PLEIOTROPY

Question 5

Pattern of heredity in which both alleles are simultaneously expressed in the heterozygote

Accepted Answer

CODOMINANCE

Answer

MULTIPLE ALLELES

Question 6

Blood type is determined by _______ alleles

Accepted Answer

Multiple

Answer

One

Answer

Two

Question 7

Black and white checkered chickens is an example of ______.

Accepted Answer

Codominance

Answer

Incomplete dominance.

Answer

Polygenic characteristics

Question 8

Controlled by more than one gene.

Accepted Answer

Polygenic characteristics

Answer

Codominance

Answer

Incomplete dominance.

Question 9

Some flowers are controlled by codominance. Red flowers (RR), blue flowers (BB) and Speckled flowers (RB).

Cross a red flower with a speckled flower. What is the phenotypic ratio?

Accepted Answer

2 red, 2 speckled

Answer

2 red, 2 blue

Answer

2 blue, 2 speckled

Question 10

Incomplete dominance or co-dominance?
A calico cat shows both the traits for orange fur and black fur.

Accepted Answer

Co-dominance

Answer

Incomplete Dominance

Answer

Complete dominance

Answer

Mendelian dominance

Question 11

A roan cow shows co-dominance in fur color (orange & white). What is the phenotype ratio expected if a roan cow and a roan steer mate together?

Accepted Answer

1: Orange: 2 Orange and White: 1 White

Answer

4: Orange and White

Answer

1: Orange : 1 White

Answer

2 Orange: 2 Orange and White: 0 White

Question 12

A breed of chicken shows incomplete dominance for feather color. One dominant allele codes for black feathers, another dominant allele codes for white feathers. The feathers of heterozygous chickens of this breed will be....

Accepted Answer

all gray

Answer

all black

Answer

all white

Answer

speckled black and white

Question 13

If Tom has the genotype I^AI^B and Angela has the genotype I^BIⁱ, what are the possible phenotypes of their children?

Accepted Answer

Group A, Group B, Group AB only

Answer

Group A, Group B, Group AB, and Group O

Answer

Group A and Group AB only

Answer

Group A and Group B only

Question 14

A man with type O blood is accused of being the father of a type B baby. The mother is type A. Could this man be the father?

Accepted Answer

No

Answer

Yes

Answer

Maybe

Question 15

Which of the following are genotypes for blood type B?

Accepted Answer

I^B I^Band I^B i

Answer

I^A I^Aand I^A I^B

Answer

I^B I^Band ii

Answer

I^A I^Band I^A I^B

Question 16

In the image above, what is the percentage of the offspring has the possibility of inheriting blood type O?

Accepted Answer

0%

Answer

25%

Answer

50%

Answer

100%

Question 17

What type of inheritance pattern is shown here?

Accepted Answer

Codominance

Answer

Incomplete dominance

Question 18

Which term(s) best describes the inheritance of human blood types?

Accepted Answer

codominance and multiple alleles

Answer

incomplete dominance and multiple alleles

Answer

codominance and epistasis

Answer

incomplete dominance and codominance

Question 19

Hemophilia is a recessive x-linked disorder.
Which genotype represents a female who is a carrier for hemophilia?

Accepted Answer

XHXh

Answer

XhXh

Answer

XHXH

Answer

XhY

Question 20

What percentage of the female offspring will be a carrier for this recessive disease?

Accepted Answer

50%

Answer

0%

Answer

100%

Answer

25%

Question 21

Which of the following genotypes belongs in the red box in the Punnett square?

Accepted Answer

XBY

Answer

XBXb

Answer

XbXb

Answer

XbY

Question 22

What type of inheritance is determined by multiple genes and there can be a range of traits?

Accepted Answer

Polygenic traits

Answer

Codominance

Answer

Incomplete dominance

Question 23

Males are more likely to inherit X-linked recessive conditions than females due to:

Accepted Answer

Only having one X Chromosome which means if they have the gene it will be expressed

Answer

Having a smaller Y chromosome

Answer

More genes being passed on by their mother

Question 24

How is colorblindness inherited and what would be a colorblind male's genotype?

Accepted Answer

x-linked recessive; X^hy

Answer

autosomal recessive; hh

Answer

autosomal dominant; HH or Hh

Answer

x-linked dominant; X^Hy

Question 25

color blindness is an X-linked recessive trait. A color-blind woman and a color-blind man have a son. What is the probability that the son is also color-blind?

Accepted Answer

100%

Answer

0%

Answer

25%

Answer

50%

non mendelian genetics

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