Cell Reproduction and Growth

How may a gene be defined?

• a part of the cell membrane

• a segment of a protein

• a segment of DNA

• a complete protein

Tags

NGSS.HS-LS1-1

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

Tags

NGSS.MS-LS1-2

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

• Sexual
• Differentiation
• Asexual 
• Specialization

Where does an off spring get its traits in asexual reproduction?

• From both parents
• From only one parent
• From neither parent
• There are no traits handed down

Sexual reproduction requires _____ parents and asexual reproduction requires ___ parents

• 1,1
• 2,2
• 2,1
• 1,2 

What is an advantage of sexual reproduction?

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

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.HS-LS3-1

Which of the following are reasons that cells divide? select all that apply

• reproduction

• prevent disease

• conserve ATP

• growth & repair