Jordyn Davis
Quiz by , created more than 1 year ago

Covers 3.1-Genes, 3.2-Chromosomes, and 3.3- Meiosis

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Jordyn Davis
Created by Jordyn Davis over 3 years ago
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Topic 3 Genetics Test

Question 1 of 13

1

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a ( gene, locus, allele ) is a heritable factor that consists of the length of DNA and influences a specific characteristic

Explanation

Question 2 of 13

1

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the occupies a specific position on the

Explanation

Question 3 of 13

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are different forms of the same gene that occupy the same locus

Drag and drop to complete the text.

    alleles
    loci
    mutations

Explanation

Question 4 of 13

1

alleles differ from only one or a few bases

Select one of the following:

  • True
  • False

Explanation

Question 5 of 13

1

what are single nucleotide polymorphisms?

Select one of the following:

  • positions in a gene where there is only one base

  • positions in a gene where more than one bases are present

  • a specific position on the chromosome

  • different forms of the same gene that occupy the same locus

Explanation

Question 6 of 13

1

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are random changes to the base sequence of DNA

Explanation

Question 7 of 13

1

what is an example of a mutation?

Select one of the following:

  • sickle cell anemia

  • malaria

  • Klinefelter's disease

  • Turner's disease

Explanation

Question 8 of 13

1

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is caused by a mutation in the polypeptide in

Explanation

Question 9 of 13

1

what happens to the red blood cells once they become sickle cells?

Select one of the following:

  • they change shape, become trapped in the capillaries, and reduce blood flow

  • the change shape, become trapped in the arteries, and reduce blood pressure

  • they are heritable factors that consist of the length of DNA and influence a specific characteristic

  • they are specific positions on a chromosome

Explanation

Question 10 of 13

1

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a ( mutation, gene, genome ) is the entire base sequence of each of the DNA molecules in an organism

Explanation

Question 11 of 13

1

where is the genome located in bacteria/prokaryotes?

Select one of the following:

  • in nuclear chromosomes plus DNA in mitochondria and chloroplasts

  • in circular chromosomes plus and plasmids present

  • in nuclear chromosomes plus DNA in mitochondria

  • in circular chromosomes plus DNA in mitochondria and alleles

Explanation

Question 12 of 13

1

check off the structural and genetic characteristics of a prokaryote:

Select one or more of the following:

  • double copy of each gene

  • single copy of each gene

  • have plasmids

  • has zero plasmids

  • has extra DNA molecules that are useful, but not necessary

Explanation

Question 13 of 13

1

check of the structural and genetic characteristics of eukaryotes:

Select one or more of the following:

  • has both dna and proteins

  • has both dna and genomes

  • dna is single and long and wrapped around histones

Explanation

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