Cell Basics...

What is a major difference between prokaryotes and eukaryotes?

• Prokaryotes have no nucleus.

• All prokaryotes cause disease.

• Eukaryotes contain more mitochondria.

• Nucleic acids are founds only in eukaryotes.

_______________ produce proteins by following coded instructions that come from the nucleus of the cell.

• Actins

• Flagella

• Microtubules

• Ribosomes

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Most of the ATP made during cellular respiration is produced in which organelle?

• ribosomes

• Krebs cycle

• mitochondria

• Golgi apparatus

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Which plant cell organelle uses light energy to produce sugar?

• chloroplast

• mitochondria

• nucleus

• ribosome

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Animal cells contain all of the following structures EXCEPT a

• nucleus.

• cell wall.

• mitochondria.

• Golgi apparatus.

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Which feature do prokaryotic and eukaryotic cells share?

• nucleolus

• cytoplasm

• nuclear membrane

• membrane-bound organelles

In this organelle, carbon dioxide and water are converted to _________ and oxygen.

• chitin

• glucose

• lipids

• mannose

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Which organelle is the powerhouse of the cell, the site of cellular respiration?

• 2 - nucleus

• 5 - endoplasmic reticulum

• 6 - Golgi bodies

• 9 - mitochondria

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Cells require glucose as a source of energy to carry out life processes. Large molecules like glucose cross the cell's plasma membrane by

• being pumped through ion channels.

• active transport through protein channels

• passive diffusion through the lipid bilayer.

• facilitated diffusion through protein channels

Small molecules like water, carbon dioxide, and nitrogen enter plant cells through the cell membrane. Plant cells also have specialized organelles called __________ that contain pigments that capture sunlight to use to make food.

• ribosomes

• lysosomes

• chloroplast

• mitochondria

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