FREE GENETICS AND STUDY GAMES ABOUT HEREDITY

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FREE GENETICS AND STUDY GAMES ABOUT HEREDITY

8TH GRADE EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -16 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: an organism's genetic makeup or alleles

Answer:

genotype

Question 2: a specific characteristic of an organism

Answer:

trait

Question 3: the father of genetics

Answer:

Gregor Mendel

Question 4: the different forms of a gene

Answer:

alleles

Question 5: This allele is hidden whenever the dominant allele is present.

Answer:

recessive allele Question 6: describes the genotype of an organism that has two different alleles for a trait (hybrid)

Answer:

heterozygous Question 7: When this allele is present, it is always expressed in the organism.

Answer:

dominant allele Question 8: the pattern of heredity in which neither allele is recessive & the phenotypes of both alleles are expressed equally in the organism

Answer:

codominance

Question 9: the scientific study of heredity

Answer:

genetics

Question 10: This organism has two different alleles for a trait (heterozygous)

Answer:

hybrid Question 11: the pattern of heredity in which the dominant allele completely covers up the recessive allele

Answer:

complete dominance

Question 12: factors that control a trait

Answer:

genes

Question 13: the passing of physical characteristics from parents to offspring

Answer:

heredity

Question 14: an organism's physical appearance

Answer:

phenotype Question 15: describes the genotype of an organism that has two identical alleles for a trait (purebred)

Answer:

homozygous

Question 16: This organism has two of the same alleles for a trait (homozygous)

Answer:

purebred