Lesson 2: Laws of Inheritance Answers

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

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?

Which type of scientific statement is defined as a statement of fact that is generally accepted to be true and universal because it has always been observed to be true?

The diagram represents one of Mendel’s laws or principles of inheritance. Which law or principle shown in the diagram is represented by the F2 generation having one gene from each parent?

Two plants are heterozygous for seed shape and have round seeds. If the two plants are crossed, what is the probability that the offspring will have wrinkled seeds?

Which statement summarizes the law of segregation?

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

What does the notation Rr mean to geneticists?

Why did Mendel study pea plants?

What is a gene?

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"?

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

Each kernel of corn on a single ear can inherit a different set of alleles from those inherited by other kernels. This characteristic makes corn a useful example of which law or principle?

A pea plant that has round seeds has the genotype Rr. It is crossed with a pea plant that has wrinkled seeds and the genotype rr. What is the probability that the offspring will have wrinkled seeds?