Asexual vs. Sexual Reproduction

Involves two parents and produces offspring different from parents

• external fertilization

• sexual reproduction

• internal fertilization

• asexual reproduction

Tags

NGSS.MS-LS3-2

Male reproductive cell in plants

• sperm

• zygote

• egg

• pollen

The joining of male and female sex cells

• asexual reproduction

• internal fertilization

• pollination

• fertilization

Tags

NGSS.MS-LS3-2

If a human is composed of 46 chromosomes, how many chromosomes would be in a human SPERM (sex) cell ?

• 23

• 25

• 46

• 52

Tags

NGSS.MS-LS3-2

All of the offspring of an organism have the same genetic material, which is identical to the parent organism. From this, we can conclude that this organism -

• makes its own food
• is unicellular
• live in a marine habitat
• reproduces asexually

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

What is one disadvantage of sexual reproduction?

• Only one parent needed
• Off spring are exact copies of parents
• Happens very quickly
• Needs two parents

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

• Sexual
• Differentiation
• Asexual 
• Specialization

Tags

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

In asexual reproduction, all of the offspring are:

• Physically Identical
• Genetically Identical
• Physically and Genetically Identical
• Not Identical

Tags

NGSS.MS-LS3-2