Cell biology Flashcards
(22 cards)
What is Mitosis?
a type of cell division which produces two identical diploid daughter cells
What is meiosis?
a form of cell division which produces four non-identical, haploid sex cells or gametes
What is the basic unit of life?
The cell
What organelle controls the activities of the cell?
The nucleus
What is the function of ribosomes?
Protein synthesis
What process do plants use to make food?
Photosynthesis
What gas is produced during photosynthesis?
Oxygen
What is the chemical formula for glucose?
C₆H₁₂O₆
What is the main source of energy for respiration?
Glucose
Where does aerobic respiration occur in the cell?
Mitochondria
What is a pathogen?
A microorganism that causes disease
Name one type of pathogen
Bacterial, virus, fungi
What is the function of white blood cells?
To fight infections
What is osmosis?
The movement of water from a dilute to a concentrated solution through a partially permeable membrane.
What is the function of the cell membrane?
To control what enters and leaves the cell.
What is biodiversity?
The variety of different species in an ecosystem
What is the purpose of a vaccination?
To stimulate the production of antibodies to protect against disease.
What is a producer in a food chain?
An organism that makes its own food, usually a plant.
What is a predator?
An animal that hunts and eats other animals.
What is an ecosystem?
A community of organisms interacting with their environment.
What is the main waste product of respiration?
Carbon dioxide
What is the function of chlorophyll?
To absorb light energy for photosynthesis.
