Medical Quiz

Inheritance Quiz


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Why do we need meiosis?
A. To double the number of chromosomes going into sex cells
B. To halve the number of chromosomes going into sex cells
C. To triple the number of chromosomes going into sex cells
D. To not change the number of chromosomes going into sex cells


In mitosis, the two resulting cells are

A. different from the parent cell and identical to each other.

B. different from the parent cell and different from each other.

C. identical to the parent cell and different from each other.

D. identical to the parent cell and identical to each other.


A recessive allele on the X chromosome will always produce the trait in a male.
A. TRUE
B. FALSE


Which base would pair with G (Guanine)?

A. A

B. T

C. C

D. G


What are the blood types of the possible children that a woman (type O) and man (type AB) can have?

A. O and AB

B. O and A

C. O and B

D. A and B


If an offspring receives an allele of genetic information for two different forms of a trait from its parents, which trait will it express?

A. It will share or blend the traits

B. Whichever trait is recessive

C. Whichever trait is dominant

D. There is a 50/50 chance of having either trait


The sex chromosomes of a male are
A. XX
B. XY
C. YY
D. VV


An offspring that receives the dominant allele from one parent and the recessive allele from the other parent.

A. Homozygous

B. Heterozygous

C. Genotype

D. Phenotype


What is the result of meiosis?
A. 2 daughter cells that are haploid and genetically different
B. 2 daughter cells that are haploid & identical
C. 4 daughter cells that are diploid & genetically different
D. 4 daughter cells that are haploid & genetically different 


What is the relationship between a protein, the cell, and DNA?

A. DNA is produced by protein which is produced in the cell

B. Protein is composed of DNA which is produced in the cell

C. DNA, found within the cell, codes for a specific protein

D. A cell is composed of DNA and protein


What type of RNA carries the DNA message out of the nucleus to the ribosomes?

A. mRNA

B. tRNA

C. rRNA

D. DNA


One form of a gene is called_______________
A. a DNA
B. a Phenotype
C. a trait
D. an allele


In cats, the allele for stripes (S) is dominant over the allele for no stripes (s). Two heterozygous cats are bred. If the female cat has a litter of 8, predict how many kittens will have no stripes.

A. 2

B. 6

C. 4

D. 8


The cells produced via meiosis are called:
A. sex cells
B. somatic cells
C. body cells
D. skin cells


Which of the following would be considered “heterozygous”?

A. Do, Re, Mi, Fa

B. GG, Gg, Tt, ee

C. rr, ee, tt, AA

D. Tt, Yy, Rr


What is the diploid number in human cells?
A. 2
B. 23
C. 46
D. 92


What are the 4 letters that represent the DNA bases?

A. Q R U L

B. Y U O P

C. Z Q R W

D. C G A T


How many chromosomes do humans have?

A. 3

B. 10

C. 28

D. 46


Which answer contains the heterozygous genotype?

A. AA

B. aa

C. Aa


How many phenotypes are there in ABO blood types?
A. 3
B. 4
C. 6
D. 12


What is the correct term for a structure which contains the genetic material (DNA) and serves as the control center of the cell?

A. cytoplasm

B. nucleus

C. cell membrane

D. cell


A plant with two dominant OR two recessive alleles is said to be…

A. homozygous or true-breeding.

B. heterozygous or cross-breeding.

C. incomplete dominance.

D. hybrid.


What is the definition of Homozygous?

A. When one allele is dominant and one is recessive

B. When an individual has two sets of the same allele.

C. when it is neither dominant or recessive


If a somatic (body) cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
A. 3
B. 6
C. 12
D. 24


During meiosis, the nucleus of the parent cell divides
A. once
B. twice
C. three times
D. four times




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