Chapter 1

Question 1

What two elements are in polar bonds

Answer 1

Nitrogen and Oxygen

Question 2

What sped up the Scientific process

Answer 2

Scientific method

Question 3

What are beliefs/ not reliable evidence or conclusions that can be used for starting point of study

Answer 3

Anecdotes

Question 4

Scientific method consists of..

Answer 4

Observations>Hypothesis>

Prediction>Test»if hypothesis rejected make new one

Question 5

Can hyopothesis be proven true

Answer 5

no only supported or rejected

Question 6

Careful and repeated recording of and summarizing events (no correlation

Answer 6

Observational Studies

Question 7

Compare two or more variables, Establishes correlations between two variables. Does not involve manipulation of variables

Answer 7

Analytical Studies

Question 8

Fake attempt to establish causation

Answer 8

Spurious Correlations

Question 9

Designing an experiment and interpreting results

Experiments test hypothesis by manipulating some variables

Answer 9

Experimentation

Question 10

Ways to increase confidence in experimental conclusions

Answer 10

Effective use of control groups and controlled variables.
Randomization.
Replication of experimental and control groups (Higher sample size (n)).
Statistical analysis.

Question 11

Statistical test that compares means and variation between two samples.
Determines “statistical Significance” of differences in sample means

Answer 11

T-test

Question 12

Biologys two basic themes

Answer 12

Flow of energy, Flow of information

Question 13

6 things all living things have

Answer 13

Cells, Reproduce and use DNA, Obtain Energy from their environment, Senses and responds to their environment, Actively Maintain homeostasis, Groups of organisms evolve

Question 14

Asexual positives and negative

Answer 14

P-Don’t need sperm and egg cells N-low generic variation

Question 15

Sexual Reproduction Postives and negatives

Answer 15

P-high genetic variation N-Need specialized cells and two individuals

Question 16

Organic molecules contain..

Answer 16

Carbon or Nitrogen directly connected to a Hydrogen

Question 17

The capture and use of energy by an organism

Answer 17

Metabolism

Question 18

The response to stimuli

Answer 18

Beahvior

Question 19

Group of organisms that breed to produce fertile offspring

Answer 19

Species

Question 20

A group of organisms Within a species

Answer 20

population

Question 21

Adaptive trait

Answer 21

Allows an individual to reproduce and survive

Question 22

Maladaptive trait

Answer 22

Not providing adequate or appropriate Adjustment to the enviornment or situation

Question 23

anything that has mass and occupies a space

Answer 23

Matter

Question 24

Hydrogen carbon nitrogen and oxygen make

Answer 24

The majorityy of living things

Question 25

If an atom loses or gains a neutron it is a

Answer 25

Isotope

Question 26

shared electrons is what bond

Answer 26

Covalent

Question 27

Relatively weak simple attraction by opposing partial charges in polar molecules

Answer 27

Hydrogen Bond

Question 28

Forms between ion of opposite charges bond..

Answer 28

Ionic Bond

Question 29

What molecules are hydrophobic

Answer 29

Nonpolar covalent bonds

Question 30

Hydrogen bombs are formed from what

Answer 30

Polar covalent bonds

Question 31

compounds that are composed of two or more ions held together by ionic bonds Typically implied by displaying charges when written out

Answer 31

Salts

Question 32

Which two elements mean polar

Answer 32

Nitrogen or Oxygen

Question 33

measure of the amount of energy that can be stored in a volume before temperature increases.

Answer 33

Heat capacity

Question 34

Hydrogen bonding between water molecules

Answer 34

Cohesion

Question 35

Hydrogen bonding between water and other molecules

Answer 35

Adhesion

Question 36

relatively small organic molecules that covalently bond to each other to form polymers

Answer 36

Monomers

Question 37

What bond are polymers held together by

Answer 37

Covalent bonds

Question 38

Four levels of a protein structure

Answer 38

Primary, Secondary, Tertiary, Quaternary

Question 39

The destruction of proteins 3d shape

Answer 39

Denaturation

Question 40

used for long term energy storage, plasma membranes, cell signaling—-mostly hydrophobic

Answer 40

Lipids