Cells, Cell Theory, and macromolecules

What macromolecule transports molecules and provides support?

• carbohydrates

• proteins

• enzymes

This macromolecule is a group of

• amino acids

• nucleic acids

• lactic acids

Tags

NGSS.HS-LS1-6

In science, it doesn't matter if new information is known and has evidence to back it up. It won't change the scientific theories over time because they were already created before the new discoveries were found....

• True

• False

Tags

NGSS.HS-ESS1-2

NGSS.HS-LS4-5

What part of the cell digests waste and cell debris as well as removes it?

• cytoplasm

• vacuole

• lysosome

What do plant cells have but animals cell don't?

• chloroplasts and cell wall

• cytoplasm and ribosomes

• all of the above are correct

Tags

NGSS.MS-LS4-2

How can you tell the difference between a prokaryotic cell and the eukaryotic cell

• prokaryotic cells have cytoplasm and eukaryotic cells don't

• prokaryotic cells have no membrane bound nucleus and eukaryotic cells have a membrane bound nucleus

• prokaryotic cells are bigger than eukaryotic cells

Tags

NGSS.MS-LS1-2

bacteria(prokaryotic) cells and eukaryotic cells both have..

• cell wall and plasmids

• DNA, ribosomes, plasma membrane, cytoplasm

• chloroplasts and chlorophyll

Enzymes and substrates join at ....

• the active site

• the substrate site

• the enzyme site

In order for the enzyme to work properly.....

• the pH, temperature, and concentration of the enzyme has to be right

• the pH, temperature and concentration of the substrate has to be right

• the color, temperature, and concentration of water has to be right

The movement of molecules from a low concentration to a high concentration is called

• passive transport

• active transport

• neutral transport