B1: Cell Biology Flashcards
What is the basic unit of life?
The cell.
True or False: All living organisms are made up of cells.
True.
What part of the cell contains the genetic material?
The nucleus.
Fill in the blank: The _____ is responsible for producing energy in the cell.
mitochondria.
Which organelle is involved in protein synthesis?
Ribosome.
What structure controls the movement of substances in and out of the cell?
Cell membrane.
Name the process by which cells divide to form two identical daughter cells.
Mitosis.
True or False: Plant cells have a cell wall while animal cells do not.
True.
What is the jelly-like substance inside the cell called?
Cytoplasm.
Multiple Choice: Which of the following is NOT found in prokaryotic cells? A) Nucleus B) Ribosome C) Cell membrane
A) Nucleus.
Fill in the blank: The _____ helps maintain the shape of plant cells.
cell wall.
True or False: Chloroplasts are found in animal cells.
False.
Multiple Choice: Which organelle is known as the powerhouse of the cell? A) Nucleus B) Mitochondria C) Ribosome
B) Mitochondria.
True or False: All cells have a nucleus.
False.
What process do cells use to transport substances against a concentration gradient?
Active transport.
What are the two main types of cells?
Prokaryotic and eukaryotic.
What is osmosis?
The diffusion of water across a selectively permeable membrane.
