Biology Midterm

Using the picture of the Punnet Square...

What is "a"

• Dominant

• Recessive

Tags

NGSS.HS-LS3-1

What is the probability that the pea will be green?

• 0%

• 25&

• 100%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If DNA is copied in a “semi-conservative” manner, what does that mean?

• One double helix is old and the other double helix is new

• Both double helix's of DNA are half old and half new

• Only half of the DNA is copied at once

Which of the following are the parts of a nucleotide found in DNA? Check all that apply

• adenine

• phosphate group

• guanine

• deoxyribose sugar

• cytosine

What is RNA?

• A nucleic acid that processes all steps of protein synthesis in all living cells.

• A molecule that contains the genetic code of organisms.

• The process in which cells make proteins.

• A gene that is damaged or changed in a way to alter the genetic message carried by that gene.

At what temperature does the Extension step of PCR occur?

• 94-96°C

• 50-65°C

• 72°C

• Any temperature

At what temperature does the Anneal step of PCR occur?

• 94-96° C

• 50-65° C

• 72° C

• Any temperature

What is outlined in the picture (where "x" is)

• Nucleotide

• Ribose

• Phosphate

• Deoxyribose

Tags

NGSS.HS-LS1-1

What is a difference between DNA and RNA?

• DNA is a single strand

• DNA has a phosphate, RNA does not

• Bases in DNA include ATCG and in the RNA the bases are AUCG.

• Bases in DNA include ATCG and in RNA the bases are AUCG. DNA is double stranded, RNA is single. DNA contains the sugar deoxyribose and RNA contains the sugar ribose

Which letter in the picture is the tRNA?

• A

• B

• C

• D

• E