Cells and Organelles
These organisms are also called producers because they feed all life on earth.
What are autotrophs?
While _____ contains a nucleus, _____ does not contain a nucleus.
What are eukaryotic cells and prokaryotic cells?
This organelle consists of everything inside of the plasma membrane, except for the nucleus.
What is the cytoplasm?
This organelle has two different names.
What is the cell membrane or the plasma membrane?
This theory is one of the fundamental theories of biology.
What is the cell theory?
While _____ are used as chemical reaction chambers, _____ have secretory, excretory, and storage functions.
What are the vesicles and the vacuole(s)?
The DNA, or our genetic material, is found is this organelle.
What is the nucleus?
This organelle serves as the cell's skeleton.
What is the cytoskeleton?
Prokaryotes, such as bacteria, have this kind of cell.
What are prokaryotic cells?
This organelle uses powerful enzymes to break down harmful cell products, waste materials, and cellular debris before forcing them out of the cell.
What are the lysosomes?
The ability to allow certain molecules in or out of the cell is called _______.
What is semipermeability?
This organelle is the site of protein synthesis.
What are ribosomes?
These organisms may consume autotrophs, other heterotrophs, or both.
What are heterotrophs?
This organelle modifies, sorts, and packages different substances for use within the cell or for secretion.
What is the golgi apparatus?
The cell membrane, or the plasma membrane, has these two distinct functions.
What is the protection and support of the cell and the controlling of everything that enters and leaves the cell?
This organelle surrounds the nucleus in a double membrane.
What is the nuclear envelope?
Although eukaryotic cells and prokaryotic cells differ from each other, they have these parts in common.
What is the plasma membrane, the cytoplasm, ribosomes, the cytoskeleton, and DNA?
The endoplasmic reticulum is broken down into these two types.
What is the rough E.R. and the smooth E.R.?
The cell membrane is composed of _____, which are arranged in two layers, called the ______.
What are phospholipids and the phospholipid bilayer?
Humans have 23 pairs of this material.
What are chromosomes?
Eukaryotes, such as fungi, animals, protists, and plants, contain this type of cell.
What are eukaryotic cells?
Nicknamed "the powerhouse of the cell," this organelle is the site of cellular respiration.
What is the mitochondria?
According to the cell theory, these three things are true for all organisms.
What is that all organisms are made up of one or more cells, all the life functions of organisms occur within cells, and all cells come from preexisting cells?
A ____ is a short segment of DNA that contains information to encode an RNA molecule into a protein strand.
What is a gene?
Based on whether a cell has a nucleus, it falls into one of these categories.
What are eukaryotic cells and prokaryotic cells?