BIO SEM 2 UNIT 3 - Genetics/Inheritance TEST REVIEW

A gene:

• codes for an entire trait.

• codes for a whole chromosome.

• the entire nucleus.

• the entire DNA strand.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Which best makes up a nucleotide?

• Sugar, Phosphate, Base

• Protein, Carb, Sugar

• Phosphate, Protein, Chromosome

• Nitrogenous Base, Protein, Fat

Which of the following is not a part of a nucleotide?

• Protein

• Sugar

• Phosphate Group

• Nitrogenous Base

Which component of a nucleotide could contain adenine and genetic info?

• Nitrogenous Base

• Sugar

• Phosphate Group

• Protein

What does sugar do for a nucleotide?

• Provides heat protection

• Encodes genetic information

• Forms the backbone of DNA

• Acts as a catalyst

Which of the following is a correct pair of components found in a nucleotide?

• Sugar and Nitrogenous Base

• Protein and Chromosome

• Phosphate Group and Protein

• Chromosome and Sugar

What is the primary structural unit of DNA/ its monomer?

• Nucleotide

• Protein

• Chromosome

• Sugar

What is the significance of the sugar-phosphate backbone in DNA?

• It provides structural stability.

• It encodes genetic information.

• It acts as a catalyst.

• It stores energy.

If the DNA sequence is CTA-AGC, what is the complementary mRNA nucleotide sequence?

• GAU-UCG

• UAG-GCU

• GCG-CGT

• TAU-UAT

The human species has how many pairs of chromosomes?

• 21

• 22

• 23

• 24

Tags

NGSS.HS-LS3-1