Unit 6 Review The Cell

What is the structure of the Endoplasmic Reticulum?

• A system of folded membranes

• a tiny organelle with no membrane

• A rigid , protective layer found outside the cell membrane

• An organelle surrounded by a double membrane and containing DNA.

Which statement is true?

• Prokaryotes have a nucleus.

• Eukaryotes do not have a nucleus

• Prokaryotes do not membrane bound organelles

• Eukaryotes have a membrane bound organelles

Which is true about prokaryotes

• they have a nucleus

• they do not have nucleus

• the have membrane bound organelles

• they have a membrane bound nucleus

What is true about prokaryotes

• They have a membrane bound nucleus

• They have a membrane bound chloroplast

• They have no membrane bound organelles

• They have membrane bound organelles

Which statement is true about cellular organization?

• cells combine and make tissues

• tissues combine and make make cells

• organs combine and make tissues

• Cells combine and make carbohydrates and proteins

Which list foes from basic to more complex?

• Molecules, Cells, tissues, organs, Organ systems, organelles

• Molecules, Organelles, Cells, tissues, organs, organ systems

• Molecules, Cells, tissues, organelles , organs, Organ systems

• Molecules, tissues, Cells, organelles , organs, Organ systems

Amino acids combine to make _________ .

• carbohydrates

• nucleic acids

• proteins

• lipids

Carbon, Hydrogen, and oxygen atoms combine to make _________ .

• carbohydrates

• nucleic acids

• proteins

• lipids

Nucleic acids make up ______ .

• DNA only

• DNA and RNA

• RNA only

• Neither DNA nor RNA

We get amino acids from high protein foods such as eggs, turkey, and cheese. Why do we need proteins?

• So our cells can have the amino acids they need.

• So our cells can have the carbohydrates they need.

• So our cells can have the lipids they need.

• So our cells can have the tissues they need.