Genetics And Heredity Question Preview (ID: 33470)


Genetics And Heredity Review. TEACHERS: click here for quick copy question ID numbers.

Which cell division leads to genetic variation?
a) mitosis
b) meiosis
c) budding
d) fission

Which of the following is a nucleic acid found on the DNA rungs?
a) adenine
b) chlorophyll
c) carotene
d) ATP

The sides of the DNA ladder are made of alternating phosphates and _______
a) proteins
b) lipids
c) sugars
d) nucleic acids

How many sperm cells are created by 1 complete meiotic division?
a) 1
b) 2
c) 3
d) 4

In humans, which gender has matching sex chromsomes?
a) female
b) male
c)
d)

Why can males not be carriers of the colorblind gene?
a) Males never get color blindness.
b) The gene for color blindness is dominant and cannot be covered.
c) Males only have 1 X chromsome and carriers have to have 2.
d) The immune system of males destroy the gene before the babies are born.

After 1 complete mitotic division, how many cells are there?
a) 1
b) 2
c) 3
d) 4

Phenotype refers to ____
a) what genes an organism has
b) what traits an organism has
c) how many organism there are
d)

If the parents of a cross are TT x tt, what will be the genotypes of the offspring?
a) all TT
b) all Tt
c) all tt
d) 1/4 TT, 1/2 Tt, 1/4 tt

A _______ is a chart that shows the possible genotypes of offspring.
a) Rubic's Cube
b) multiplication table
c) right triangle
d) Punnett square

Which of these is NOT one of Mendel's laws?
a) independent assortment
b) segregation
c) dominance
d) viabilty

A dominant allele for a gene is represented by ______
a) a capital letter
b) a lower case letter
c) a gold star
d) by a hashtag

An organism who has matching alleles for a trait is said to be ______ for that trait.
a) heterozygous
b) homozygous
c) haploid
d) metatarsal

A ________ allele can be covered up by a dominant allele.
a) diploid
b) phenotype
c) nucleic acid
d) recessive

_______ are different forms of a gene.
a) mitochondria
b) alleles
c) diploid
d) phenotypes

Gregor Mendel did his research using _____
a) guinea pigs
b) fruit flies
c) pea plants
d) chimpanzees

DNA is shaped like
a) a twisted ladder
b) a basketball
c) a football
d) a 1950's UFO

The process of _____ produces sperm or egg cells that are haploid.
a) mitosis
b) transpiration
c) fusion
d) meiosis

_______ is the process of cell division that allows growth and repair of tissues.
a) meiosis
b) mitosis
c) pollination
d) transpiration

Who is the Father of Genetics?
a) Gregor Mendel
b) Rosamund Franklin
c) Isaac Newton
d) J. Robert Oppenheimer

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