1st quarter exam review

How do enzymes work

• by lowering activation energy

• by creating heat

• by increasing the amount of substrate

• by decreasing the amount of product

Water leaving the cell means the unknown solution must be

• isotonic

• hypertonic

• hypotonic

• metatonic

Tags

NGSS.HS-LS1-3

Which characteristic do viruses share with living things

• they both have organelles

• they both have a protein coat

• they both have a cell membrane

• they both have genetic material

What is the relationship between mitochondria and chloroplast (what do they do)

• The chloroplast instructs the mitochondrion to produce ATP

• The chloroplast consumes Sugar made by the mitochondrion to work

• The chloroplast proves fuel for the mitochondrion

• the chloroplast makes proteins used by the mitochondrion.

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-5

In a test tube the number of viruses stays the same but when put into mice their population increases

• Viruses are living because they can infect

• Viruses are living because they can reproduce

• Viruses are nonliving because they cannot reproduce on their own

• Viruses are mom living because they are inactive in unfavorable conditions

In the past, some people claimed that frogs were produced by mud. Which part of cell theory opposes that

• All cells come from preexisting cells

• all organisms are composed of cells

• the cell is the basic unit of life

• the cell controls all metabolic activity in an organism

Lysosomes are organelles that use proteins to digest materials in cells. Which organelle makes the proteins used by lysosomes?

• Chloroplast

• mitochondrion

• ribosome

• vacuole

Schleiden and Schwann claimed that all living things are made of cells. Which piece of evidence helps support this claim.

• Plants and animals are made of different types of cells

• water and gases are found in different types of cells

• cells require energy to reporduce

• Cells have limited lifespans

Tags

NGSS.MS-LS1-1

The process of phagocytosis

• is a type of passive transport

• only takes in gasses

• is a type of diffusion

• uses ATP to form a vesicle.

Virchow researched cancer cells and linked the origin of cancels to noncancerous cells. How did this research support the cell theory

• it supported that every cell is made from other cells

• it supported that all cells absorb sunlight

• it supported that new cells are identical to preexisting cells

• it supported that a cells the fundamental unit of all living organisms