STAAR Biology Review

Cancer is defined as the

• uncontrolled division of mutated cells

• normal division of cells

• normal DNA replication

• abnormal ATP synthesis

Tags

NGSS.MS-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

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.HS-LS4-2

NGSS.HS-LS4-4

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

An enzyme speeds up a reaction by

• lowering the activation energy.

• raising the activation energy.

• releasing energy.

• absorbing energy.

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

What biomolecule do enzymes belong to? 

• Carbohydrate

• Lipid

• Nucleic Acid

• Protein

Tags

NGSS.MS-LS3-1

What is the function of a nucleic acid?

• Stores genetic information

• Stores energy

• Quick source of energy

• Builds structures

Tags

NGSS.MS-LS3-1

Where does this process occur in the cell?

• Chloroplast

• Mitochondria

• Nucleus

• Ribosome

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NGSS.MS-LS1-6

Cells with a nucleus and membrane-bound organelles are called ____________________.

• prokaryotes

• eukaryotes

• bacteria

• protists