Cell Communication

This organelle controls what goes in and out of plant and animal cells.

• Cell Wall

• Cell Membrane

• Chloroplasts

• Cytoplasm

Tags

NGSS.MS-LS1-2

Which of the following is a primary function of cell communication?

• Energy production

• Signal transduction

• Protein synthesis

• DNA replication

What type of molecule is most commonly involved in cell signaling?

• Lipids

• Carbohydrates

• Proteins

• Nucleic acids

Which of the following is an example of a second messenger in cell signaling?

• ATP

• cAMP

• DNA

• RNA

In the context of cell communication, what does the term 'ligand' refer to?

• A type of cell

• A signaling molecule

• A receptor protein

• A genetic sequence

Which of the following processes is directly involved in cell communication?

• Photosynthesis

• Glycolysis

• Signal transduction

• Fermentation

What is the role of a receptor in cell communication?

• To produce energy

• To bind to signaling molecules

• To synthesize proteins

• To replicate DNA

Which type of cell communication involves direct contact between cells?

• Endocrine signaling

• Paracrine signaling

• Autocrine signaling

• Juxtacrine signaling

What is the main purpose of a signal transduction pathway?

• To convert a signal into a specific cellular response

• To transport molecules across the cell membrane

• To synthesize new proteins

• To replicate genetic material

Which of the following is a characteristic of endocrine signaling?

• It involves neurotransmitters

• It acts over long distances

• It requires direct cell contact

• It is limited to immune cells