Bio STAAR

Cancer is defined as the

• uncontrolled division of mutated cells

• normal division of cells

• normal DNA replication

• abnormal ATP synthesis

Tags

NGSS.HS-LS3-2

Round seeds (R) are dominant over wrinkled seeds (r). What percentage of the offspring will be round from the following cross?
Rr X Rr

• 100%

• 75%

• 50%

• 25%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Cross Two Homozygous plants
(RRYY x rryy)
R = round seeds, r  = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds? 

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS4-3

In what phase of the cell cycle does DNA replication take place?

• G1

• S

• G2

• M

Which of the following is the complementary mRNA sequence to this DNA strand: AACTGAA

• UUGACUU

• TTGACTT

• AACTGAA

• AACUGAA

Match the following terms...

• mRNA

• protein synthesis

• tRNA

• codon

• to make more proteins

• anticodon

Natural selection results in change in a population's _____________ traits over time.

• inherited

• acquired

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Which best describes the phrase survival of the fittest?

• strongest in a population are most successful

• fastest in a population are most successful

• those that can survive and reproduce are most successful

• those that can live the longest are most successful

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Reorder the following taxonomic Categories from least related to most related

• Species

• Order

• Class

• Family

• Genus

Which of the two organisms are the most related?

• Tiger and Polar Bear

• Polar Bear and Mountain Lion

• Mountain Lion and Tiger

• Zebra and Tiger

Tags

NGSS.HS-LS4-1