Chapter 1-4

Question 1

Biological Hierarchy (Biggest to smallest)

Answer 1

1) Biosphere
2) Ecosystems
3) Communities
4) Populations
5) Organisms
6) Organ Systems
7) Organs
8) Tissues
9) Cells
10) Organelles
11) Molecules

Question 2

Two things that all cells have in common

Answer 2

1) DNA
2) Cell membrane

Question 3

Eukaryotic Cell

Answer 3

Has membrane-enclosed organelles (Ex: animals, plants, fungi, etc.)

Question 4

Prokaryotic Cell

Answer 4

Does not contain a nucleus or other membrane-enclosed organelles

Question 5

What does DNA consist of?

Answer 5

Two long chains arranged in a double helix, which consists of strands of nucleotides.

Question 6

The informative contained in DNA is expressed in the form of what?

Answer 6

Protein

Question 7

A _____ will evolve, but an individual will not.

Answer 7

Population

Question 8

_____ is the branch of biology that names and classifies species into groups of increasing breadth (grouping of organisms).

Answer 8

Taxonomy

Question 9

What are the three domains of life?

Answer 9

1) Eukarya
2) Bacteria
3) Archaea

Question 10

Charles Darwin’s two main points

Answer 10

1) Decent with modification
2) Natural selection

Question 11

A hypothesis is

Answer 11

A tentative answer to a well-framed question

Question 12

A theory is

Answer 12

Supported by a large body of evidence, in comparison to a hypothesis (broader scope)