Crossword Unit 4 Day 2 Flashcards
What is a spherical membrane bound sac-like structure that contains digestive enzymes?
It is referred to as the clean-up crew or maintenance department of the cell.
What does semipermeable mean?
It allows certain substances to pass through but not others.
What is the organelle found in animal cells that helps to divide chromosomes during cell division?
It is made up of microtubules and is usually only visible during cell division.
What is ATP?
It is a molecule that stores and provides energy for cells in all living organisms.
What is a cell vesicle?
It is a sac-like or bubble-like membrane structure used to store and/or transport things in or out of the cell.
What is a plastid?
It is a membrane-bound organelle found in plant cells used for making food, storing food, and storing pigments.
What is the substance found in the nucleus of a cell that forms chromosomes during mitosis?
It is made up of proteins (histones) and DNA (sometimes RNA).
What is the cell membrane?
It is a semi-permeable phospholipid bilayer structure that functions as a barrier separating the inside of the cell from its environment.
What is a ribosome?
It is a structure found in most types of cells that is responsible for making proteins.
What are organelles?
They are structures found in eukaryotic cells that perform specific tasks for the cell.
What is the cell wall?
In plant and plant-like cells, it is a rigid semi-permeable structure that surrounds the outermost part of the cell.
What is the cytoplasm?
It is the matrix that fills the cell and contains all of the organelles of the cell, being the site for much of the work inside the cell.
