Genetics Review
Flashcard
•
Biology
•
5th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What percentage of the chromosomes does each puppy share with the mother?
Back
50% - Each puppy inherits half of its chromosomes from the mother.
2.
FLASHCARD QUESTION
Front
What is the chance that a baby from two brown-eyed parents (Bb) is blue-eyed?
Back
25% - Brown is dominant, so there is a 25% chance for blue eyes.
3.
FLASHCARD QUESTION
Front
Which of the following alleles is homozygous (purebred) recessive?
Back
tt - Homozygous recessive means having two recessive alleles.
4.
FLASHCARD QUESTION
Front
What does it mean to be homozygous or purebred?
Back
Having two of the same genes for a trait (TT or tt).
5.
FLASHCARD QUESTION
Front
What is a dominant trait?
Back
A trait that covers up another weaker trait.
6.
FLASHCARD QUESTION
Front
What is a recessive trait?
Back
A trait that is masked by a dominant trait.
7.
FLASHCARD QUESTION
Front
What does heterozygous mean?
Back
Having two different alleles for a trait (Tt).
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