1-1 The Discovery of Cells

Question 1

In biology, the smallest unit that can perform all life processes; cells are covered by a membrane

Answer 1

Cell

Question 2

A phospholipid layer that covers a cell’s surface; acts as a barrier between the inside of a cell and the cells’ enviorment

Answer 2

Cell Membrane

Question 3

One of the small bodies in a cell’s cytoplasm that are specialized to perform a specific function

Answer 3

Organelle

Question 4

In a Eukaryota cell, a membrane-bound organelle that contains the cell’s DNA and that has a role in processes such as growth, metabolism, and reproduction

Answer 4

Nucleus

Question 5

An organism that consists of a single cell that does not have a nucleus

Answer 5

Prokaryote

Question 6

An organism made up of cells that have a nucleus enclosed by a membrane; Eukaryotas include animals, plants, and fungi, but do not have archaebacteria or eubacteria

Answer 6

Eukaryote

Question 7

Little animals

Answer 7

Animalcules

Question 8

Two parts of this theory was written by Schwann

Answer 8

Cell Theory

Question 9

The ratio of the cell’s volume - limits the cell’s size

Answer 9

surface area-to-volume ratio

Question 10

The fluid in cells

Answer 10

Cytoplasm

Question 11

The two types of Prokaryotic cells:

Answer 11

Eubacteria & Archaebacteria

Question 12

Tiny, round organelles.

Answer 12

Ribosomes

Question 13

A nickname for archaebateria

Answer 13

Archaea

Question 14

Three types of archaebacteria

Answer 14

heat-loving, salt-loving, and methane-making

Question 15

Lives in places where conditions are extreme

Answer 15

Extremophiles

Question 16

“many cells”

Answer 16

Multicellular