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Test Description: Gene review for assessment.
Instructions: Answer all questions to get your test result.
1) The passing of traits from parent to offspring is called ___________________.
A
chromosomes
B
reproduction
C
diversity
D
heredity
2) Chromosomes are composed of:
A
ribosomes and Golgi bodies
B
fats and lipids
C
RNA and carbs
D
DNA and proteins
3) Which of the following are segments of information along the DNA molecule in a chromosome?
A
centrioles
B
proteins
C
genes
D
chromatids
4) On what structures within the cell would you find an organism's DNA?
A
mitochondria
B
chromosomes
C
chloroplasts
D
vacuoles
5) The genetic traits that a parent passes to its offspring are called ____________ traits.
A
dominant
B
learned
C
inherited
D
recessive
6) Which trait is not inherited?
A
language
B
blood type
C
eye color
D
height
7) Who must have a way to transfer inherited traits to their offspring?
A
cousins
B
sisters
C
parents
D
aunts
8) Describe the relationship between genes, chromosomes, and DNA.
A
DNA is made up of chromosomes found on genes.
B
DNA is made up of pieces of chromosomes that contain genes.
C
Genes are pieces of DNA located on chromosomes.
D
Chromosomes are regions on a gene made of DNA.
9) Which of the following is not an inherited trait in humans?
A
color of skin
B
color of eyes
C
length of hair
D
ability to roll tongue
10) If two parents show a recessive trait, ________________.
A
most of their offspring will show the recessive trait
B
all of their offspring will show the recessive trait
C
none of their offspring will show the recessive trait
D
a few of their offspring will show the recessive trait
11) What is the relationship between proteins and DNA?
A
DNA contains the codes for proteins.
B
The code found in a protein determines a DNA molecule's sequence.
C
DNA is made up of protein molecules.
D
Proteins are made up of hundreds to millions of DNA molecules.
12) What is the relationship between proteins and DNA?
A
DNA is made up of protein molecules.
B
The code found in a protein determines a DNA molecule's sequence.
C
Proteins are made up of hundreds to millions of DNA molecules.
D
DNA contains the codes for proteins.
13) Which best describes the relationship of all genotypes?
A
One allele is always dominant, and one is sometimes recessive.
B
One allele is sometimes dominant, and one is always recessive.
C
One allele is always dominant, and one is always recessive.
D
One allele is sometimes dominant, and one is sometimes recessive.
14) If two parents show a dominant trait, ________________.
A
all of their offspring will show the dominant trait
B
some of their offspring might show the recessive trait
C
some of their offspring will show the recessive trait
D
none of their offspring will show the recessive trait
15) Which term correctly describes an individual with a pair of the same alleles for a trait?
A
heterozygous
B
heterologous
C
homozygous
D
homologous
16) Which of the terms correctly describes an individual with two different alleles for a trait?
A
homologous
B
heterologous
C
homozygous
D
heterozygous
17) Chromosomes contain segments of DNA that code for specific traits. What are these segments called?
A
ribosomes
B
centrioles
C
genes
D
proteins
18) A woman with a cleft chin and a man with a cleft chin have a child with a straight chin. The allele for having a straight chin must be
A
dominant.
B
codominant.
C
incomplete.
D
recessive.
*select an answer for all questions
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