Genes Question Preview (ID: 41211)
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The passing of traits from parent to offspring is called ___________________.
a) reproduction
b) diversity
c) heredity
d) chromosomes
Chromosomes are composed of:
a) DNA and proteins
b) RNA and carbs
c) fats and lipids
d) ribosomes and Golgi bodies
Which of the following are segments of information along the DNA molecule in a chromosome?
a) genes
b) chromatids
c) centrioles
d) proteins
On what structures within the cell would you find an organism's DNA?
a) vacuoles
b) mitochondria
c) chromosomes
d) chloroplasts
The genetic traits that a parent passes to its offspring are called ____________ traits.
a) dominant
b) learned
c) recessive
d) inherited
Which trait is not inherited?
a) eye color
b) height
c) blood type
d) language
Who must have a way to transfer inherited traits to their offspring?
a) cousins
b) aunts
c) parents
d) sisters
Describe the relationship between genes, chromosomes, and DNA.
a) DNA is made up of pieces of chromosomes that contain genes.
b) Chromosomes are regions on a gene made of DNA.
c) Genes are pieces of DNA located on chromosomes.
d) DNA is made up of chromosomes found on genes.
Which of the following is not an inherited trait in humans?
a) color of eyes
b) length of hair
c) color of skin
d) ability to roll tongue
If two parents show a recessive trait, ________________.
a) all of their offspring will show the recessive trait
b) most of their offspring will show the recessive trait
c) a few of their offspring will show the recessive trait
d) none of their offspring will show the recessive trait
What is the relationship between proteins and DNA?
a) The code found in a protein determines a DNA molecule's sequence.
b) Proteins are made up of hundreds to millions of DNA molecules.
c) DNA is made up of protein molecules.
d) DNA contains the codes for proteins.
What is the relationship between proteins and DNA?
a) The code found in a protein determines a DNA molecule's sequence.
b) Proteins are made up of hundreds to millions of DNA molecules.
c) DNA is made up of protein molecules.
d) DNA contains the codes for proteins.
Which best describes the relationship of all genotypes?
a) One allele is always dominant, and one is always recessive.
b) One allele is always dominant, and one is sometimes recessive.
c) One allele is sometimes dominant, and one is always recessive.
d) One allele is sometimes dominant, and one is sometimes recessive.
If two parents show a dominant trait, ________________.
a) all of their offspring will show the dominant trait
b) some of their offspring will show the recessive trait
c) some of their offspring might show the recessive trait
d) none of their offspring will show the recessive trait
Which term correctly describes an individual with a pair of the same alleles for a trait?
a) homologous
b) heterologous
c) homozygous
d) heterozygous
Which of the terms correctly describes an individual with two different alleles for a trait?
a) homologous
b) heterologous
c) homozygous
d) heterozygous
Chromosomes contain segments of DNA that code for specific traits. What are these segments called?
a) proteins
b) ribosomes
c) genes
d) centrioles
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) recessive.
c) codominant.
d) incomplete.
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