1-3

Question 1

Identify the characteristics common to all living organisms

Answer 1

made of cells
common ancestor
contains genetic information
fundamental set of genes
dna replication
common chemical elements
obtain molecules from their environment
parts that interact

Question 2

Levels of biological organization

Answer 2

cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere

Question 3

3 domains of life

Answer 3

bacteria, archaea, eukarya

Question 4

4 groups of eukaryotes

Answer 4

plants, animals, fungi, protist

Question 5

Ideal Experiment

Answer 5

Based on a hypothesis - testing a prediction

Question 6

Atom

Answer 6

1 piece of matter

Question 7

Molecule

Answer 7

several of atoms bonded together

Question 8

Non-polar covalent bond

Answer 8

electrons shared equally between 2 atoms of similar electronegativity

Question 9

Polar covalent bond

Answer 9

uneqaul sharing of electrons

Question 10

Ionic bond

Answer 10

valance electrons are transferred

Question 11

Hydrogen bond

Answer 11

hydrogen bound to an electronegative atom and attracted to another elctronegative atom

Question 12

Chemical reaction

Answer 12

changing one substance into another; trying to fill the outer valence electron shell

Question 13

Structure of water

Answer 13

water is polar
opposite charges on opposite sides

Question 14

Special properties of water

Answer 14

high heat capacity
universal solvent
less dense as a solid
adhesion/cohesion

Question 15

4 macromolecules

Answer 15

lipids, carbohydrates, proteins, nucleic acids

Question 16

3 types of lipids

Answer 16

triglyceride, phospholipid, steroid

Question 17

3 main polysaccharides

Answer 17

starch (plant), cellulose (cell wall), glycogen (animal)

Question 18

Lipids

Answer 18

provide long-term energy
insulation
makes up the membrane

Question 19

Nucleic acid

Answer 19

stores genetic information

Question 20

Protein

Answer 20

transport materials
provide structure
regulate body processes

Question 21

Carbohydrates

Answer 21

stores short term energy and forming structures

Question 22

2 types of nucleic acids

Answer 22

rna and dna

Question 23

Types of proteins

Answer 23

transport, storage, antibodies, structural

Question 24

Dehydration synthesis/condensation reaction

Answer 24

gets rid of water
anabolic

Question 25

Hydrolysis reaction

Answer 25

adds water
catabolic

Question 26

Monomer of proteins

Answer 26

amino acids

Question 27

Monomers of nucleic acids

Answer 27

CGTA or CGUA (nitrogenous bases)

Question 28

Monomers of carbohydrates

Answer 28

monosaccharides