Font size
WorksheetsGenetics Review - Part 2
Total questions: 40
Worksheet time: 40mins
A red flower (RR) is crossed with a white flower (WW). The red is not completely dominant over the white, which results in pink flowers. What type of dominance has occurred?
codominance
complete dominance
incomplete dominance
A brown cow and a white cow produce a calf that has white and brown spots. What type of dominance has occurred?
codominance
complete dominance
incomplete dominance
A child receives a dominant allele for Type A blood from his father and a dominant allele for Type B blood from his mother, resulting in Type AB blood for him. What type of dominance has occurred?
codominance
complete dominance
incomplete dominance
Some traits are controlled by multiple sets of genes. What type of trait are these?
monogenic
polygenic
transgenic
An offspring receives an X chromosome and a Y chromosome from their parents. What is the sex of this offspring?
female
male
neither
A female fly is heterozygous for red eyes. A male fly has white eyes. Use an R for red and a r for white. This is a sex-linked trait. What is the probability of a MALE offspring with white eyes?
0%
25%
50%
75%
The passing of traits from parents to offspring is called ____.
phenotype
pedigree
genetics
heredity
The different variations of a gene. Letters are used to represent each version.
For example: B - brown or b - blue
genes
alleles
trait
phenotype
The study of heredity is called ____.
traits
heredity
genetics
pedigree
Known as the "Father of Genetics". He discovered the principles of heredity.
Einstein
Chase
Mendel
Franklin
The genotype for a yellow plant is...
Which of the following is homozygous recessive
Rr
RR
rr
all of them
This image shows a_____
Punnett Squre
PHenotype
Pedigree
Homozygous Dominate genotype
A phenotype is
Dominance
Physical appearance
Recessiveness
Letter Combinations
Having two different genes for a trait is called
homozygous
heterozygous
protein
genotype
Which of the following is a phenotype
bb
Bb
BB
blue eyes
Having two of the same genes for the same trait
heterozygous
chromosome
protein
homozygous
Aa, DD, Bb, yy are all examples of _______
genotypes
phenotypes
If something is heterozygous, it is also _____
purebred
hybrid
dominant
recessive
If something is homozygous, it can also be called____
phenotype
genotype
hybrid
purebred
The different variations of a gene. Letters are used to represent each version.
For example: B - brown or b - blue
genes
alleles
trait
phenotype
The process that creates sex cells or gametes.
mitosis
meiosis
selective breeding
alleles
The trait that is hidden by a dominant.
It is represented with a lowercase letter.
It only shows up if you get two lowercase letters.
alleles
genotype
dominant
recessive
Genotype or Phenotype: ff
Genotype
Phenotype
Genotype or Phenotype: Freckles
Genotype
Phenotype
Homozygous or Heterozygous: ff
Homozygous
Heterozygous
Homozygous or Heterozygous: Ff
Homozygous
Heterozygous
A useful device for predicting the possible offspring of a cross between parents is the _______.
law of dominance
law of independent assortment
punnet square
test cross
Genes are located on _______.
gametes
chromosomes
zygotes
ribosomes
A heterozygous tall pea plant is crossed with a short plant. What is the probability that the offspring will be tall?
1/4 = 25%
2/4 = 50%
3/4 = 75%
4/4 = 100%
a trait that is determined by an allele found only on the sex chromosomes (XX or XY).
Incomplete dominance
Sex Linked
Codominance
