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Genetics Life Science
Is tt dominant or recessive?
Is TT dominant or recessive?
Genetics Life Science
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Answers
1
Is TT dominant or recessive?
Dominant
Recessive
2
Is tt dominant or recessive?
Dominant
Recessive
3
Different versions of the same genes are called...
Sex chromosomes
Genotype
Sex cells
Alleles
4
The scientific study of heredity.
Alleles
Genetics
Traits
5
Solve this punnet square
Tt: 2 tt: 2
TT: 1 Tt: 3
TT: 3 Tt: 1
TT: 4
6
Punnet squares predict possible outcomes of a genetic cross.
True
False
7
What were the traits of Mendel's pea plants?
Height, Color, Shape
Color and shape
Height and shape
Height and color
8
In this punnet square
The mother is dominant for the trait
The father is heterozygous
The father is recessive for the trait
The mother is heterozygous for the trait
9
What is genetics?
It studies living organisms and how they interact with their environment
It studies how we think
It studies how living organisms inherit traits from their parents
It studies how a cell works
10
What is the main function of genes?
Or to carry specific amino acids to the ribosom
To control the production of proteins in an organism's cells
To form the embryo according to what the parents look like
To make a copy of sex cells
11
Genes and alleles have same definition
False
True
12
Is this Punnet Square correct?
No, it is not.
Yes, it is.
13
An allele whose trait always shows up in the organism
dominant
recessive
genotype
phenotype
14
Physical characteristics of organisms
phenotype
recessive
dominant
genotype
15
What did Mendel study?
butterflies
humans
flowers
pea plants
16
When does a recessive gene show up?
Why would you pick this answer?
when there are two dominant
When there are only two recessive
to a family reunion
17
Offsprings only get genes from their moms?
False
True
18
The different forms of a gene.
Alleles
Genes
Traits
Eggs
19
What is a punnet square?
possible combos alleles that can result from a genetic cross
possible combos chromosomes... result from a genetic cross
A square with puns
The Trump Tower
20
Who Discovered Genetics?
Gregor Mendel
Andy Dwyer
Walter Sutton
Dr. Merabet
21
Occurs when one allele is only partially dominant.
Polygenic inheritance
Incomplete dominance
Codominance
22
The likelihood that a particular event will occur is?
statistics
probability
phenotype
chemistry
23
Describes an organism that has two different alleles for a trait.
phenotype
genotype
heterozygous
homozygous
24
A recessive genotype will show up more often
False
True
25
Describes an organism with two identical alleles for a trait.
phenotype
heterozygous
genotype
homozygous
26
Recessive genes are marked by what symbol?
Number
lower case letter
The word recessive
Upper case letter
27
What is recessive trait mean?
Obese TRAIT
Skinny TRAIT
STRONG TRAIT
Weak trait
28
Is this Punnet Square Correct?
YES
NO
29
If you had FB black chickens and FW White chickens, how would you write a speckled chicken?
FWFW
All of the above
FBFW
FBFB
30
Mendel's experiments in the peaceful garden would one day revolutionize the study of what?
Cell Cycle
DNA
Heredity
Biology
31
Genes exist in our cells.
False
True
32
What does it mean to have two like genes?
Bi-gene
Twin
Hybrid
Pure
33
Which of the following is homozygous RECESSIVE?
AA
Aa
aa
34
what are phenotypes?
the pairing of alleles
alleles in heterozygous organisms
a thread-like structure of DNA
the expression of the trait
35
Mendel's work explains why brown eyed parents can create a blue eyed child. T/F
False
True
36
Decide which phenotypes would be impossible for any offspring of these parents.
Long Legs
Gray Eyes
Bare Tail
Spotted Fur
37
Is Tt dominant or recessive?
Recessive
Dominant
38
Why did pea plants work well for Mendel?
They can be cross bred easily
They reproduced quickly
They grew rapidly
They had many different traits
39
What are the odd of the offspring being homozygous recessive?
100%
0%
50%
75%
40
How many HETEROZYGOUS Genotypes are in the Punnet Square?
2
4
1
3
41
How many HOMOZYGOUS Genotypes are in the Punnet Square?
2
3
4
1
