Finals - Unit 8-13

Question 1

What is the purpose of DNA replication?

Answer 1

Make more identical copies of DNA parent strands

Question 2

What is the purpose of transcription?

Answer 2

Build mRNA

Question 3

What is the purpose of translation?

Answer 3

Build polypeptide chains (proteins)

Question 4

What does Adenine pair with in DNA?

Answer 4

Thymine

Question 5

What does Guanine pair with in DNA?

Answer 5

Cytosine

Question 6

What does Adenine pair with in RNA?

Answer 6

Uracil

Question 7

What does Thymine pair with?

Answer 7

Adenine

Question 8

What does Cytosine pair with?

Answer 8

Guanine

Question 9

What are the differences between RNA and DNA??

Answer 9

DNA is double stranded; RNA is single stranded
RNA contains the sugar ribose;DNA contains the sugar deoxyribose
DNA contains thymine; RNA contains uracil

Question 10

How long ago was Earth formed?

Answer 10

4.6 billion years

Question 11

What were the first cells like?

Answer 11

Small, simple, prokaryotic

Question 12

Who formed the theory of evolution?

Answer 12

Charles Darwin

Question 13

What are the principles of natural selection?

Answer 13

Individuals show variation
Variations are inherited
More offspring are born than can survive
Variations that increase success are more common in the next generation

Question 13

What are the principles of natural selection?

Answer 13

Individuals show variation
Variations are inherited
More offspring are born than can survive
Variations that increase success are more common in the next generation

Question 14

What is the order of taxons from largest to smallest?

Answer 14

Domain Kingdom Phylum Class Order Family Genus Species

Question 15

What are the 3 domains?

Answer 15

Archaea, Bacteria, Eukarya

Question 16

What are the 6 kingdoms?

Answer 16

Archaea, Bacteria, Protista, Fungi, Plantae, Animalia

Question 17

Are animals heterotrophic or autotrophic?

Answer 17

Heterotrophic

Question 18

What type of symmetry do humans have?

Answer 18

Bilateral

Question 19

What is the opposite of ventral?

Answer 19

Dorsal

Question 20

Sponges

Answer 20

Phylum Porifera

Question 21

Jellyfish

Answer 21

Phylum Cnidaria

Question 22

Flatworms

Answer 22

Platyhelminthes

Question 23

Segmented worms

Answer 23

Phylum Annelida

Question 24

Squid, clams, snails

Answer 24

Phylum Mollusca

Question 25

Insects, spiders, crustaceans

Answer 25

Phylum Arthropoda

Question 26

sea stars, sand dollars

Answer 26

Phylum Echinodermata

Question 27

What phylum do we belong to?

Answer 27

Phylum Chordata

Question 28

waxy outer covering in plants that prevents water loss

Answer 28

cuticle

Question 29

openings in plants that allow for gas exchange

Answer 29

stomata

Question 30

plants that have specialized transport tissue like a xylem & phloem

Answer 30

vascular

Question 31

hard protective outer covering, plant embryo, cotyledon/nutrition

Answer 31

seeds

Question 32

horizontal roots that store food

Answer 32

rhizomes

Question 33

plants that produce seeds covered by fruit

Answer 33

angiosperms

Question 34

flowering plants that produce seeds with no frut

Answer 34

gymnosperms

Question 35

areas of growth in the plant, located at the tips of the roots/shoots/cambium

Answer 35

meristem

Question 36

transport tissue that carries water

Answer 36

xylem

Question 37

transport tissue that carries food

Answer 37

phloem

Question 38

female part of the flower

Answer 38

pistil

Question 39

male part of the flower

Answer 39

stamen

Question 40

factors that are living

Answer 40

biotic

Question 41

factors in the ecosystem that are non-living

Answer 41

abiotic

Question 42

levels of organization

Answer 42

organism-population-biological community-ecosystem-biome-biosphere

Question 43

when more than one organism occupies the same niche, this will occur

Answer 43

competition

Question 44

models that show energy flow and feeding relationships

Answer 44

food chain, food web, ecological pyramid

Question 45

as you increase in trophic level

Answer 45

energy available decreases

Question 46

hydrologic cycle processes

Answer 46

evaporation, transpiration, condensation, precipitation

Question 47

carbon cycle processes

Answer 47

fossil fuel formation & combustion, photosynthesis, respiration

Question 48

Nitrogen cycle

Answer 48

bacteria "fix" N2 into usable compounds

Question 49

limiting factors

Answer 49

can be biotic or abiotic, they keep a population from growing indefinitely

Question 50

freshwater zones

Answer 50

littoral, limnetic, profundal

Question 51

ecology

Answer 51

study of organisms and their interaction with eachother & the environment

Question 52

niche

Answer 52

job/role in the ecosystem

Question 53

symbiosis

Answer 53

when organisms live closely together in order to increase survival chances

Question 54

trophic level

Answer 54

the step/place in feeding relationships (like producer - primary consumer, etc)