Organelles
Protein synthesis occurs in the ___.
Ribosome(s).
Which specific process produces oxygen as a direct byproduct?
Photosynthesis.
In cell signaling, what is the main type of molecule that binds to a receptor to start a signal transduction pathway?
A ligand.
Photosynthesis happens in ___ cells in the ___. (part of the cell)
plant, chloroplast.
Which term describes the movement of water across a selectively permeable membrane from low solute concentration to high solute concentration?
Osmosis.
Which type of signaling involves a cell releasing a molecule that acts on neighboring cells in the immediate local environment?
Paracrine.
Which organelle is primarily responsible for synthesizing proteins that will be secreted from the cell?
Golgi.
What's a protein that speeds up biochemical reactions by lowering activation energy without being consumed?
An enzyme.
During synaptic signaling between neurons, what specific kind of signaling molecule is released into the synaptic cleft?
Neurotransmitter.
Which organelle is the primary site of ATP production during aerobic respiration in eukaryotic cells?
Mitochondrion.
What's the internal fluid-filled region of the chloroplast where the Calvin cycle occurs?
Stroma.
Which organelle is responsible for producing the spindle fibers that separate chromosomes during mitosis in animal cells?
Centrosome.
What's the process by which a cell engulfs large particles or other cells using the plasma membrane?
Phagocytosis.