Biology STAAR Review

Which of these correctly compliments the following DNA strand during replication: AGGTCA

• UCCAGU

• TCCAGT

• ACCAGU

• TGGAGT

In which phase of the cell cycle is DNA replicated?

• Mitosis

• G1 phase

• G2 phase

• S phase

Adaptations that result from natural selection are expected to increase the fitness of an organism. In terms of natural selection, what is fitness?

• being able to escape from predators

• being among the strongest organisms in a population

• being able to survive, find a mate, and produce offspring

• being able to survive long enough to reach an adult age

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4

What phase is this cell in?

• Cytokinesis

• Mitosis

• Prophase

• Metaphase

Label the parts of the Cell Cycle

a

b

c

d

G2

Mitosis

G1

S phase

Tags

NGSS.HS-LS1-4

Two organisms that are closely related would have

• very similar DNA sequence

• exactly the same DNA sequences

• no proteins in common

• completely different DNA sequence

Tags

NGSS.HS-LS3-1

In mitosis, the two resulting cells are

• different from the starting cell and identical to each other.

• different from the starting cell and different from each other.

• identical to the starting cell and different from each other.

• identical to the starting cell and identical to each other.

Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase.

• prophase, metaphase, telophase, anaphase

• prophase, anaphase, metaphase, telophase

• prophase, metaphase, anaphase, telophase

• prophase, telophase, metaphase, anaphase

Tags

NGSS.HS-LS1-4

What is a change in an organism that allows for it to survive in its environment?

• homologous

• vestigial

• variation

• adaptation

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

What are the three main parts of a nucleotide?

• carbon, hydrogen, and oxygen

• phosphate, sugar, and nitrogen base

• phosphate, sulfate, and nitrate

• adenine, thymine, and uracil