Medical Quiz

Inheritance Quiz

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


In guinea pigs, the allele for short hair (H) is dominant and the allele for long hair (h) is recessive. When a dominant homozygous male and a heterozygous female are bred together, what is the predicted phenotypic ratio for the offspring?

A. 1:1 short hair to long hair

B. All have short hair

C. 1:3 short hair to long hair

D. 1:3 long hair to short hair


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


What is the purpose of Mitosis?

A. Growth of an organism and Repair of damaged tissue

B. To help the body get rid of extra cells

C. To make gametes

D. To get rid of the nucleus


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


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

A. mRNA

B. tRNA

C. rRNA

D. DNA


In pea plants, white flower color is recessive. In order to inherit white flower color, a pea plant must receive
A. at least one allele for white flower color from one parent.
B. at least one allele for purple flower color from one parent.
C. an allele for white flower color from each parent.
D. two dominant alleles.


The image shows the pattern of inheritance for colorblindness.  From this diagram we can tell that colorblindness is
A.     a codominant trait
B.     a sex-linked trait
C.     carried on the Y chromosome
D.     is associated with a dominant allele


Sex-linked genes are mostly found on which chromosome?
A. XX
B. XY
C. Y only
D. X only


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

A. Yes

B. No


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


Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
A. In order for genetic information to be transferred into daughter cells.
B. In order for the cell to be able to increase in size.
C. In order for the DNA to be contained in the nucleus.
D. In order for the cell to re-order the DNA sequencing in the new cells.


What is a chromosome?

A. A long strand of DNA

B. A tiny piece of DNA

C. A cell wall

D. A mitochondria


Which one of the following statements is NOT true?

A. Genes are the only influence on traits.

B. Several genes can influence a single trait.

C. The environment can have an influence on traits.

D. One gene can influence many traits.


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


Topics:

Human Body Systems Psychology Vocabulary Consciousness and Sleep Sexual Reproduction Muscle Anatomy Mnt For Pulmonary Disease and Adverse Reactions to Food Healthcare Systems and Settings Smoking Related Diseases Anatomy and Histology Mitosis Neurology Dyslexia Vitamin Heart and Circulatory System Anatomy