mitosis and meiosis

Which is true 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

What percentage of chromosomes are contributed by a sperm cell?

• 75%
• 25%
• 50%
• 100%

Tags

NGSS.HS-LS3-1

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.MS-LS3-2

Which is a type of Asexual Reproduction

• Flowers being pollinated
• Binary fission
• Chickens laying fertilized eggs
• Conjugation

Tags

NGSS.MS-LS3-2

Bacteria reproduce asexually by a process called 

• replication
• meiosis
• splitting in two
• binary fission

Tags

NGSS.MS-LS3-2

What types of cells are found only in organisms that reproduce sexually?

• blood cells 
• neurons 
• skin cells 
• gametes 

Tags

NGSS.HS-LS3-2

What part of our cells holds our DNA?

• cytoplasm
• cell membrane
• nucleus
• ribosomes

Tags

NGSS.MS-LS1-2

NGSS.MS-LS3-1

Before a cell can divide, what must happen?

• Nothing, it is always ready to divide
• The number of chromosomes must be reduced by half
• The  chromosomes must replicate
• The number of chromosomes must triple.

Tags

NGSS.HS-LS1-4

If the message never gets through for a cell to stop dividing and it just keeps dividing over and over again, what can form?

• tumor
• freckle
• goosebump
• scab

Tags

NGSS.HS-LS1-4