AP Bio Chap. 1

Question 1

Nature

Answer 1

Everything in the universe except what humans have manufactured.

Question 2

Molecules

Answer 2

Atoms joined with other atoms.

Question 3

Cell

Answer 3

Smallest unit of life that can survive and reproduce on its own, given information in DNA, energy inputs, raw materials and suitable environmental conditions.

Question 4

Organism

Answer 4

Individual that consists of one or more cells.

Question 5

Population

Answer 5

Group of individuals of the same kind if organism, or species, living in a specified area.

Question 6

Community

Answer 6

Consists of all populations of all species in a specified area.

Question 7

Ecosystem

Answer 7

Community interacting with its physical and chemical environment.

Question 8

Biosphere

Answer 8

Encompasses all regions of Earth’s crust, waters, and atmosphere in which organisms live.

Question 9

Emergent Property

Answer 9

Characteristic of a system that does not appear in any of its component parts.

Question 10

Energy

Answer 10

Capacity to do work.

Question 11

Nutrient

Answer 11

Type if atom or molecule that has an essential role in growth and survival and that an organism cannot make for itself.

Question 12

Producers

Answer 12

Acquire energy and simple raw materials from environmental sources and make their own food.

Question 13

Photosynthesis

Answer 13

Use of sunlight to make sugars from carbon dioxide and water.

Question 14

Consumers

Answer 14

Get energy and nutrients indirectly, by eating producers and other organisms.

Question 15

Homeostasis

Answer 15

Organisms keep conditions in their internal environment within a range that favors cell survival.

Question 16

DNA

Answer 16

Nucleus acid that is the signature molecule of your life. Basis of growth, survival and reproduction in all organisms.

Question 17

Inheritance

Answer 17

Transmission of DNA from parents to offspring.

Question 18

Reproduction

Answer 18

Actual mechanisms by which parents transmit DNA to offspring.

Question 19

Development

Answer 19

Orderly transformation of the first cell if a new individual into an adult.

Question 20

Species

Answer 20

Kind of organism.

Question 21

Genus

Answer 21

Group of species that share a unique set of features.

Question 22

Bacteria & Archaeans

Answer 22

Single called organisms. Prokaryotic (no nucleus)

Question 23

Eukaryotes

Answer 23

Start out life with a nucleus.

Question 24

Protists

Answer 24

Simplest kind of eukaryote.

Question 25

Fungi

Answer 25

Type of cell that forms on mushrooms.

Question 26

Plants

Answer 26

Multi-celled species. Most live on land or in freshwater environments.

Question 27

Animals

Answer 27

Multi-celled consumers that ingest tissues or juices of other organisms.

Question 28

Mutations

Answer 28

Small scale changes in DNA. Most have neutral or negative effects but can sometimes change a trait for the better.

Question 29

Adaptive Trait

Answer 29

The bearer has a better chance of surviving and passing its DNA to offspring than other individuals of the population.

Question 30

Natural Selection

Answer 30

The differential survival and reproduction of individuals in a population that differ in the details of their heritable traits.

Question 31

Evolution

Answer 31

Change in a line of descent.

Question 32

Critical Thinking

Answer 32

Judging information before accepting it.

Question 33

Science

Answer 33

Systematic study of nature.