1st Semester Biology Review

Eukaryotic Cell

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What category of biomolecules does fats and oils belong to?

• Lipids
• Nucleic acids
• Proteins
• Carbohydrates

What category of biomolecules makes up membranes in cells?

• Carbohydrates
• Proteins
• Nucleic acids
• Phospholipids

What biomolecule includes food sources such as meat, beans, and cheese?

• protein

• lipids

• carbohydrates

• nucleic acids

What type of biomolecule codes for the genetic traits of all organisms?

• Carbohydrate
• nucleic acids

• Protein
• Lipid

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What is an enzyme?

• a type of carbohydrate that speeds up chemical reaction in biological processes

• a type of protein that speeds up chemical reaction in biological processes

• a type of lipid that speeds up chemical reaction in biological processes

• a type of nucleic acid that speeds up chemical reaction in biological processes

what does the body use carbohydrates for?

• used by mitochondria to make the molecule ATP which is cellular energy

• used by mitochondria to store energy in the form of fat

• used by chloroplasts to make the molecule ATP which is cellular energy

• used by chloroplasts for regulating body temperature

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What is "diffusion" when talking about cell transport?

• Movement of molecules from an area of low concentration to an area of high concentration
• Movement of molecules through active transport
• Movement of molecules through osmosis
• Movement of molecules from an area of high concentration to an area of low concentration

What is the main difference between passive and active transport?

• Energy requirement
• Speed of transport
• Type of molecules transported
• Direction of movement

What types of cellular transport consumes ATP?

• Passive transport and exocytosis
• Active transport and endocytosis
• Simple diffusion and phagocytosis
• Facilitated diffusion and osmosis