WorksheetsUnit 4 Genetics
Total questions: 21
Worksheet time: 11mins
Assuming tall is dominant, how likely is it that these two parents will have a tall child?
100%
75%
50%
25%
0%
Assuming red wing color is dominant to blue wing color, how likely is it that the offspring will have blue wing color?
100%
75%
50%
25%
0%
How likely is it that the offspring will show the recessive trait in its phenotype?
100%
75%
50%
25%
0%
Which is NOT an example of a phenotype?
Tall
short
red wings
blue wings
Rr
Which is the homozygous dominant genotype?
TT
Tt
tt
Which is the homozygous recessive genotype?
TT
Tt
tt
Which is the heterozygous genotype?
TT
Tt
tt
Mitosis results in...
8 new body cells
4 uniques gametes.
2 identical body cells.
The stages of Mitosis are...
division anf cytokenesis
Prophase, Metaphase, Anaphase, Telophase
G1, S, G2, M
Meiosis results in...
2 identical body cells.
4 identical sex cells.
4 unique gametes.
2 unique body cells.
What process is happening here?
incomplete dominance
cytokenesis
crossing over
independent assortment
what is NOT another name for these?
Gametes
haploid cells
sex cells
diploid cells
sperm and egg cells
If humans have 46 chromosomes in a normal body cell, how many are in a haploid sex cell?
23
46
32
64
How many possible outcomes are heterozygous for both traits?
8/16
10/16
4/16
1/16
What is this image called?
chromosmome map
gene photograph
karyotype
What is the biological sex of this individual?
male
female
Which chromosome had nondisjunction for this individual with down syndrome?
X
12
21
18
Which is NOT a common effect of down syndrome?
flat facial features
developmental delays
decreased or poor muscle tone
extra fingers or toes
What type of non-mendelian inheritance is this an example of?
codominance
incomplete dominance
complete dominance
epistasis
polygenetic trait
what gender is individual 2 of generation 2?
female
male
unknown
When tracking a recessive trait, what is the genotype of individual 2 in generation 1?
BB
Bb
bb
There is not enough information to determine this.
