Chapter 1

Question 1

Components of Life

Answer 1

-Order
-Adaptation
-Regulation
-Reproduction
-Response to stimuli
- Growth and development
-Energy processing

Question 2

Adaptation

Answer 2

result of evolution, changing features to better fit your environment (e.g. colors changing to fit surroundings)

Question 3

Reproduction

Answer 3

making offspring by you kind

Question 4

response to stimuli

Answer 4

responding to things in your environment

Question 5

Growth and development

Answer 5

Growth controlled by genes

Question 6

Energy processing

Answer 6

Gaining energy (consumption or making it) to then store and use

Question 7

Levels of biological organization

Answer 7

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

Question 8

Biosphere

Answer 8

consists of all life on earth and all the places in which life exists

Question 9

Ecosystem

Answer 9

consists of all living things in a particular area and the nonliving components which with life interacts

Question 10

Communities

Answer 10

the array of organisms inhabiting a particular ecosystem

Question 11

Populations

Answer 11

consists of all of the living individuals pf a species living within a particular area

Question 12

Organisms

Answer 12

Individual living things

Question 13

Organs

Answer 13

a body part made up of multiple tissues and has a specific function

Question 14

Tissues

Answer 14

a group of cells that all work together for a specific function

Question 15

Cells

Answer 15

life’s fundamental unit of structure

Question 16

Organelles

Answer 16

the various components of the cell

Question 17

Molecules

Answer 17

a chemical structure consisting of two or more atoms

Question 18

Structure

Answer 18

Gives us clues about what an organism does and how it does it

Question 19

Function

Answer 19

Knowing this can provide insight into structure and organization or an organism

Question 20

Prokaryotes

Answer 20

no nuclei; Bacteria and Archaea

Question 21

Eukaryotes

Answer 21

nucleus; Eukarya

Question 22

Genes

Answer 22

units of inheritance that encode for building molecules within a cell (in DNA)

Question 23

Gene expression

Answer 23

The process of converting information from the gene to cellular product

Question 24

Genomics

Answer 24

the study of genes

Question 25

Transcription

Answer 25

DNA ——> RNA

Question 26

Translation

Answer 26

RNA ——> Amino acid chain

Question 27

Nucleotides

Answer 27

chemical building blocks of amino acids

Question 28

Producers

Answer 28

organisms that produce their own energy

Question 29

Consumers

Answer 29

Organisms that must eat other organisms for energy

Question 30

Energy flow

Answer 30

starts as light and leaves as heat

Question 31

Positive regulation

Answer 31

less common; end product speeds up its own production

Question 32

Negative regulation

Answer 32

end product slows down its own production

Question 33

Biotic

Answer 33

living or once living factors in an ecosystem

Question 34

Abiotic

Answer 34

nonliving factors and chemical elements in an ecosystem

Question 35

evolution

Answer 35

descent with modification

Question 36

natural selection

Answer 36

differential reproductive success based on fitness

Question 37

Hypothesis

Answer 37

an explanation, based on observations and assumptions, that leads to a testable prediction

Question 38

Theory

Answer 38

broader in scope of hypotheses and is supported by a large body of evidence and can lead to more testable hypotheses