AnswersFL-2000310-Biology 1 Sem 1 - FlexLaws of Inheritance

Probability of Inheritance Answers

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What is a gene?

A
the different forms of a trait
B
a segment of DNA that is the basic unit of heredity
C
the appearance or characteristics that are seen in an organism
D
an organism's allele combination
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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.
23

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.
24

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.
25

Which type of scientific statement is defined as "a possible explanation or answer to a scientific question that is based on prior knowledge or research and is testable"?

A
hypothesis
B
theory
C
law
D
probability

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