Worksheets2022 Final Exam Test Review Antkowiak
Total questions: 74
Worksheet time: 1hrs 14mins
Punnett Square #2
In plants tall is dominant to short.
Cross one homozygous dominant with one homozygous recessive plant.
What is the phenotypic ratio?
1:2:1
2:2
4
The observable traits dictated by the genotype
Phenotype
Genotype
Homozygous Recessive
Homozygous Dominant
The ratio of homozygous dominant to heterozygous
to homozygous recessive offspring
Genotypic Ratio
Phenotypic Ratio
Monohybrid Cross
Homologous Pair
For haemophilia, let H be the normal allele and h the mutant allele.
Which is the genotype of the unaffected male?
XhY
XHXH
XHXh
XHY
Which genotype represents a female who is a carrier for hemophilia?
Look at this cross: XBXb x XBY
What proportion of the male children are colorblind?
100%
75%
50%
25%
H= normal blood clotting
h=hemophilia
XHXh x XHY
What is the probability that any of their offspring will have hemophilia?
4/4
3/4
2/4
1/4
Which genotype represents a female who is a carrier for hemophilia?
Which genotype represents a male with hemophilia?
Which of the folllowing is an example of a vestigial structure?
the wings of a red-tailed hawk
the hind limbs of a house cat
the fins of sharks
the wings of an ostrich
Of the four parts of natural selection, which is this an example of?
All of these finches have different shaped beaks. They are an adaptation to gain access to
Water
Food
Shelter
The theory that organisms acquire traits during their lifetimes that help them adapt to their environments
theory of natural selection
artificial selection
evolution
theory of acquired characteristics
A baby sleeps soundly eventhough the TV is blaring in front of her.
Habituation
Sensitisation
1. The process of choosing parent organisms for desired characteristics is called
natural selection
Artificial selection
random selection
genetic manipulation
What is an example of artificial selection?
Letting dogs choose their own mate
Letting plants pollinate on their own
Crossing a labrador and a poodle to create a labradoodle
Why did the number of white peppered moths decrease so much by 1895?
they did not blend in with the trees and birds ate them
they tasted better to the birds than the black moths
they were easier to reach on the trees
white moths flew away to find better trees to blend in with
individuals with alleles for an extreme type are more likely to survive and reproduce
stabilizing selection
directional selection
disruptive selection
genetic drift
the selection pressure favors the extreme phenotypes, dividing the population into 2 distinct groups
directional selection
stabilizing selection
geographic selection
disruptive selection
Individuals with intermediate traits are more likely to survive and reproduce
stabilizing selection
directional selection
adaptive radiation
disruptive selection
Label the natural selection graphs correctly...
1 Stabilizing, 2 Directional, 3 Disruptive
1 Disruptive, 2 Stabilizing, 3 Directional
1 Directional, 2 Stabilizing, 3 Disruptive
Based on the karyotype, what is the sex of this baby?
Male
Female
How many chromosomes does a human body cell have, total?
48
46
23
47
Or in other words, Humans have ____________ PAIRS of chromosomes
19
23
46
25
The 23rd pair of chromosomes that contain the genes to determine the sex of an individual are called ___________.
sex chromosomes
autosomes
homologous
genes
In the image above, what is the percentage of the offspring has the possibility of inheriting blood type O?
0%
25%
50%
100%
Which of the following codes for blood type O?
IA IA
IB i
IA IB
ii
