Bio STAAR

Identify the parts of a nucleotide.

• A=deoxyribose

  B=phosphate

  C=nitrogen base

• A=ribose

  B=phosphate

  C=nitrogen base

• A=phosphate

  B=deoxyribose

  C=nitrogen base

• A=phosphate

  B=deoxyribose

  C=monosaccharide

Tags

NGSS.HS-LS1-1

What stage is represented by this image?

• Prophase

• Metaphase

• Anaphase

• Telophase

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being purple?

• 25%

• 0%

• 100%

• 50%

Tags

NGSS.HS-LS3-1

Based off this punnett square, what fraction of the offspring will have wrinkled, green seeds?

• 9/16

• 3/16

• 1/16

• 16/16

An enzyme speeds up a reaction by

• lowering the activation energy.

• raising the activation energy.

• releasing energy.

• absorbing energy.

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-5

Nitrogenous bases are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Tags

NGSS.HS-LS1-1

Which is true?

• allele Z increased in the population over time

• allele Z decreased in the population over time

• the frequency of allele Z remained constant in the population over time

Tags

NGSS.MS-LS4-4

What biomolecule do enzymes belong to? 

• Carbohydrate

• Lipid

• Nucleic Acid

• Protein

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

What is the function of a nucleic acid?

• Stores genetic information

• Stores energy

• Quick source of energy

• Builds structures

Tags

NGSS.MS-LS3-1

Based on the graph, what temperature does this enzyme work best? 

• 15 C

• 40 C

• 30 C

• 47 C