Week One (Intro/Review)

Question 1

Scientific Process

Answer 1

Hypothesis, Prediction and Theory

Question 2

Hypothesis

Answer 2

A plausible answer to a scientific question.

Question 3

Predicition

Answer 3

What would be observed if the hypothesis is correct

Question 4

Theory

Answer 4

A well supported explanation of existing observations

Question 5

7 properties of life

Answer 5

Evolution
Cell organization
Reproduction
Homeostasis
Responding to Environment
Growth and Devleopment
Metabolism

Question 6

Five themes of Biology

Answer 6

Evolution
Information
Organization
Energy and Matter
Interactions

Question 7

Explain the basis of evolution

Answer 7

Natural selection and Fitness (organisms reproductive success)

Question 8

Explain the basis of organization

Answer 8

Structure drives function

Question 9

Explain the basis of information

Answer 9

The growth and behaviour of an organism is activated through gene expression

Question 10

Explain the basis of energy

Answer 10

Biological systems grow and change based off of chemical transformation pathways and are governed by the laws of thermodynamics

Question 11

Explain the basis of interaction among organisms

Answer 11

Living systems are interconnected

Question 12

Name the interactions between atoms discussed in this course

Answer 12

Covalent bonds, van der waals and hydrogen bonds

Question 13

What makes water uniquely important for life

Answer 13

Less dense as solid, cohesive, moderating temperature, versitile solvent

Question 14

Importance of carbon in life

Answer 14

hydrocarbons are the backbones of many organic molecules

Question 15

Function of Carbohydrates

Answer 15

energy storage, structure and raw material

Question 16

Monomers of Carbohydrates

Answer 16

monosaccharides (CH2O)

Question 17

Polymers of Carbohydrates

Answer 17

polysaccharides (10-1000p linked via glycosidic linkage)

Question 18

Function of Lipids

Answer 18

energy storage, signalling, cell storage

Question 19

Polymers of Lipids

Answer 19

There are none

Question 20

Monomers of Lipids

Answer 20

Phospholipids, Steriods, Triglycerides

Question 21

Phospholipids

Answer 21

3 fatty acids covalently bonded to glycerol (can be saturated or unsaturated depending on bonds)

Question 22

Triglycerides

Answer 22

2 fatty acids linked to phosphate linked to glycerol

Question 23

Steriods

Answer 23

4 fused rings

Question 24

Function of Proteins

Answer 24

building blocks, functional tasks (enzymes, transport, channels/pumps)

Question 25

Monomer of Proteins

Answer 25

Amino acids

Question 26

Draw an amino acid

Answer 26

H2N/C/COOH

Question 27

Polymers of Proteins

Answer 27

Polypeptides linked via peptide bonds

Question 28

Structure of Proteins

Answer 28

Primary (long linear chain), secondary (hydrogen bonds between atoms of polypeptide backbone), tertiary (interactions between amino acid side chains), quarternary (2+ polypeptides)

Question 29

Function of Nucleic Acids

Answer 29

Transfer and storage of genetic information

Question 30

Polymers of Nucleic Acids

Answer 30

DNA, RNA (connected via phosphodiester bonds)

Question 31

Reactions degrading/synthesizing polymers

Answer 31

Dehydration (taking away H2O and forming ), Hydrolysis (adding H2O and breaking)