On Ramps Biology

What is the primary function of ribosomes in a cell?

• Protein synthesis

• DNA replication

• Lipid metabolism

• Carbohydrate storage

Which of the following is a characteristic of prokaryotic cells?

• Presence of a nucleus

• Lack of membrane-bound organelles

• Multicellular

• Large size compared to eukaryotic cells

What is the role of chlorophyll in photosynthesis?

• Absorbing light energy

• Transporting water

• Releasing oxygen

• Fixing carbon dioxide

Tags

NGSS.HS-LS1-5

Which process is responsible for the genetic variation observed in sexually reproducing organisms?

• Mitosis

• Binary fission

• Meiosis

• Budding

Tags

NGSS.HS-LS3-2

What is the main purpose of the cell membrane?

• Energy production

• Protein synthesis

• Regulating the movement of substances in and out of the cell

• DNA replication

Tags

NGSS.MS-LS1-2

Which of the following best describes the structure of DNA?

• Single-stranded helix

• Double-stranded helix

• Triple-stranded helix

• Quadruple-stranded helix

What is the function of mitochondria in eukaryotic cells?

• Photosynthesis

• Protein synthesis

• Energy production

• Lipid synthesis

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which of the following is a product of photosynthesis?

• Carbon dioxide

• Oxygen

• Nitrogen

• Methane

Tags

NGSS.MS-LS1-6

What is the primary role of enzymes in biological reactions?

• Slowing down reactions

• Acting as a reactant

• Speeding up reactions

• Changing the products of reactions

Which organelle is responsible for packaging and distributing proteins in the cell?

• Nucleus

• Golgi apparatus

• Ribosome

• Lysosome