Biology: Genetics - Pre Test

The cells produced via meiosis are called:

• sex cells
• somatic cells
• body cells
• skin cells

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NGSS.HS-LS3-2

If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain

• 3
• 6
• 12
• 24

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Why do we need meiosis?

• To double the number of chromosomes going into sex cells
• To halve the number of chromosomes going into sex cells
• To triple the number of chromosomes going into sex cells
• To not change the number of chromosomes going into sex cells

Tags

NGSS.HS-LS3-2

When a starfish grows a new body off a broken arm, what kind of reproduction is this?

• Sexual
• Differentiation
• Asexual 
• Specialization

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NGSS.MS-LS3-2

Sexual reproduction requires _____ parents and asexual reproduction requires ___ parents

• 1,1
• 2,2
• 2,1
• 1,2 

Tags

NGSS.MS-LS3-2

What is an advantage of sexual reproduction?

• Allows genetic variation
• Only needs one parent
• Happens very quickly
• Offspring are exact copies of parent

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

What are some of the facts about sexual reproduction?

• Takes two mates to reproduce and takes a longer time to reproduce
• Takes one mate to reproduce and takes a shorter amount of time to reproduce
• Takes two mates to reproduce and takes a shorter amount of time to reproduce
• Takes one mate to reproduce and takes a shorter amount of time to reproduce

Tags

NGSS.MS-LS3-2

What are some of the facts about asexual reproduction?

• Takes only one mate to reproduce and takes a longer time to reproduce
• Takes a shorter amount of time to reproduce and it takes two mates to reproduce
• Reproduces diverse offspring and takes a longer time to reproduce
• Takes only one mate to reproduce and takes a shorter time to reproduce

Tags

NGSS.MS-LS3-2

Which of the following genotypes is homozygous recessive?

• RR
• Rr
• rr
• None of the Above

Brown (B) is dominant over white (b). Which genotype is a purebred for brown fur?

• BB
• Bb
• bb
• All of the above

Tags

NGSS.HS-LS3-1