Science
8th Grade
Used 7+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is this model used to determine?
The probability of a trait being passed on
How many offspring will be produced by a crossing event
The number of chromosomes that a parent will pass on to an offspring
The probability that twins will be produced
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Parent's contribute _____ of their genes to the offspring (during sexual reproduction)
1/3
3/4
1/2
1/4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Out of the 4 options, which is the smallest structure?
Cell
Gene
Nucleus
Chromosome
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Each body cell of a Blue King Crab contains 104 chromosomes. How many chromosomes are contained in a Blue King Crab sex cell?
46
23
60
52
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A gene is...
A structure that carries a single unit of hereditary information, composed of DNA
A double-stranded molecule composed of genetic material
An organelle that contains genetic material
A specialized cell produced through mitosis
6.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
Choose 2 statements that accurately describe asexual reproduction
Requires 1 parent
Requires 2 parents
Produces genetically identical offspring
Produces genetically unique offspring
7.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Compared to the amount of chromosomes in a human body cell, a human sex cell contains (a) of the amount of chromosomes. Write a fraction.
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