Laws of Inheritance Answers

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3

What can be known about Mendel’s five-part hypothesis?

A
It is an answer to a scientific question and is based mostly on his research.
B
It identifies three alleles for each gene.
C
It is an answer to a scientific question and is based on publications on genetics.
D
It identifies one allele for each gene.
5

Parents that are heterozygous for having freckles (dominant) are crossed. Which correctly describes their offspring?

A
Twenty-five percent have freckles.
B
Twenty-five percent are Ff.
C
Seventy-five percent have freckles.
D
Seventy-five percent are Ff.
6

Which statement summarizes the law of segregation?

A
Gametes are passed in pairs, groups, or sets.
B
Traits that are dominant mask traits that are recessive.
C
Gametes carry one allele for each trait.
D
Traits are passed independently of one another.
7

Which of Mendel's laws or principles explains that traits are passed from parents to offspring individually instead of as pairs, groups, or sets?

A
the principle of dominance
B
the law of independent assortment
C
the law of segregation
D
the principle of genetics
9

The concept of evolution by way of natural selection is a central tenet in biology that has been tested in numerous ways by many scientists. Evolution by way of natural selection is most likely which type of concept?

A
an explanation of phenomena that can be accepted as true because it is supported by repeated observations and experimentation
B
a likelihood based on the chance that a particular event will or will not occur during an experiment
C
a testable explanation or answer to a scientific question based on prior knowledge or research
D
a statement of fact that is accepted as true because it has always been observed to be true through observations and experimentation
10

Which of Mendel's laws or principles states that gametes carry one allele for each trait?

A
principle of dominance
B
law of independent assortment
C
law of segregation
D
law of genetics

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