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Genetics Test 4/28/23 Oliver 3rd-6th

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Last updated over 2 years ago
20 questions
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4
Question 1
1.

Question 2
2.

Question 3
3.

Question 4
4.

Question 5
5.

Question 6
6.

Question 7
7.

Question 8
8.

Question 9
9.

Question 10
10.

Question 11
11.

Question 12
12.

Question 13
13.

Question 14
14.

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1
Question 15
15.

what percent of the offspring have brown eyes?(use the picture to answer the question)

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Question 17
17.

what percent of the offspring will have Bb genotype?

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Question 20
20.

How is artificial selection different from natural selection? (3 or more sentences)

An organism that has two different alleles for a trait is _____.
homozygous dominant
heterozygous
homozygous recessive
Every cell in the body has at least _____ allele/s for every trait.
3
5
2
An organism with two alleles for a trait that are exactly the same is _____
heterozygous recessive
homozygous
chromosomes
_____ is the passing of traits from one generation to another.
genetics
genome
heredity
what are the two types of reproduction?
sexual and intersexual
crossbreeding and sexual
asexual and sexual
If an offspring is hybrid what set of genes do, they have?
uppercase and lower case (dominant and recessive)
upper case (dominant)
lower case (recessive)
When looking at a dominant gene, it is represented by a(n)
_____ letter.
one uppercase and one lowercase
lowercase letter
uppercase letter
Where is DNA found in the human body?
nucleotides
nucleus
lysosomes
This word describes the genetic makeup of an organism. The set of genes it carries.
genotype
phenotype
kenotype
what word is an observable characteristic.
phenotype
genotype
kenotype
Asexual reproduction involves two parents and the
offspring is a result of a mixture of the DNA and the development of new
chromosomes.
True
False
A reason why genetically modified organisms bring up
concern in the community is because certain animals that are bred
together (such as ligers--lions with tigers) are sterile and cannot produce
offspring. Sometimes these genetically modified organisms may only live
for a few days.
True
False
one of two or more versions of DNA sequence is called an ___________.
chromsome
inherited trait
allele
What are GMOS?
genetically mutual organisms
genetically multiple organization
genetically modified organisms
Question 16
16.

Question 18
18.

what percent of the offspring will have BB genotype?

Question 19
19.

What percent of the offspring will have bb genotype?

The blue eye gene is recessive.
True
False