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CellsCells GeneticsGenetics EcologyEcology DiversityDiversity

Question: Endosymbiosis explains the evolution of ___ and ____ from ___

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Daily double for 2

Answer: chloroplasts and mitochondria from prokaryotes (bacteria)

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Daily double for 2

Question: The scientist who proposed that acquired traits could be passed on to offspring was _________

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Evolution for 2

Answer: Lamarck

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Evolution for 2

Question: Bird wings and insect wings are examples of __________ structures.

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Evolution for 3

Answer: analogous (same function, different structure)

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Evolution for 3

Question: Name 4 components of natural selection.

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Evolution for 4

Answer: 1) genetic variation

2) Overproduction of offspring

3) competition among members of species; those best adapted produce most offspring

4) over time, traits of best suited increase in population

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Evolution for 4

Question: Name the 3 types of natural selection, and draw the graph for each.

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Evolution for 5

Answer: Directional, stabilizing, and

Disruptive.

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Evolution for 5

Question: What occurs when a carrier molecule in the plasma membrane transports a substance across the membrane by diffusion?

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Cells for 1

Answer: Facilitated diffusion

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Cells for 1

Question: (a) What are the organelles in the cytoplasm where proteins are assembled? (b) Which cells have these? (c) Do these organelles have membranes?

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Cells for 2

Answer: (a) Ribosome

(b) All cells have ribosomes

(c) No membranes around ribosomes

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Cells for 2

Question: The organelle that transforms energy stored in food molecules into ATP is the ______________. Which cells have these?

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Cells for 3

Answer: Mitochondria are found in eukaryotes.

All cells except bacteria have mitochondria

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Cells for 3

Question: (a) The cell walls of plants are composed of ______.

(b) What type of organic molecule is it?

(c) Which cells have peptidoglycan?

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Cells for 4

Answer: Cellulose, carbohydrate (polysaccharide)

Peptidoglycan in bacteria, not archaebacteria

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Cells for 4

Question: Active transport of materials through a membrane against a concentration gradient requires _________ and a ________ _________.

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Cells for 5

Answer: Energy (ATP) and a carrier protein, or transport protein.

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Cells for 5

Question: DNA can be transferred from one organism to another by means of a _______

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Genetics for 1

Answer: plasmid or vector

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Genetics for 1

Question: The outward appearance of an organism is known as its __________.

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Genetics for 2

Answer: phenotype

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Genetics for 2

Question: Name the 3 types of RNA, and the function of each.

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Daily Double for 6

Answer: transfer RNA (brings amino acids to ribosome)

ribosomal RNA (makes up ribosome)

and messenger RNA (makes copy of DNA and is translated into amino acids)

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Daily Double for 6

Question: The failure of homologous chromosomes to separate properly during meiosis; results in gametes with too few or too many chromosomes.

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Genetics for 4

Answer: Nondisjunction

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Genetics for 4

Question: What are the components of a nucleotide?

How many different nucleotides exist? (in all nucleic acids)

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Genetics for 5

Answer: sugar, nitrogen base, phosphate group.

8 nucleotides exist: 4 for DNA and 4 for RNA (sugar is different in DNA vs RNA)

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Genetics for 5

Question: What is a population?

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Ecology for 1

Answer: A group of organisms of one species that interbreed and live in the same place at the same time.

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Ecology for 1

Question: Name an abiotic factor in an ecosystem. Name a density dependent factor in an ecosystem.

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Ecology for 2

Answer: temperature, light, water, climate, wind are abiotic.

Density dependent are food, water, shelter

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Ecology for 2

Question: A permanent, close association between two or more organisms of different species is called ____________.

What are the types?

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Daily Double for 6

Answer: symbiosis

a) mutualism (E.coli in intestine)

b) commensalism (a clownfish and sea anemone)

c) parasitism (tapeworm in intestine)

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Daily Double for 6

Question: Orderly, natural changes and species replacements that take place in ecosystem communities over time are called ________.

What are the types? Give an example of each.

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Ecology for 4

Answer: Succession

a)primary: lichens start growing on rock exposed after an avalanche

b)secondary: grasses grow in a region after a major forest fire

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Ecology for 4

Question: Name 7 terrestrial biomes. Which is ours?

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Ecology for 5

Answer: Tundra, taiga, desert, tropical rain forest, temperate deciduous forest, grassland, savanna.

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Ecology for 5

Question: Name the domains of living things.

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Daily Double for 2

Answer: Domains are Archaea, Bacteria, Eukarya

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Daily Double for 2

Question: What is the name of the organism that causes malaria, its kingdom, and the vector?

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Diversity for 2

Answer: Plasmodium, kingdom is Protista, vector is mosquito

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Diversity for 2

Question: Name all female and male parts of a flower.

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Diversity for 3

Answer: Female = Pistil (stigma, style, ovary)

Male = stamen (anther, filament)

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Diversity for 3

Question: Describe 2 similarities and 2 differences between protists and fungi.

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Diversity for 4

Answer: both can be uni or multicellular, can be heterotrophic, can cause disease or decompose, used as food

Only protists can be autotrophic, only fungi contain chitin in cell wall, protists can exhibit more motility

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Diversity for 4

Question: Name the 4 major groups of plants, and key characteristics of each.

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Diversity for 5

Answer: Mosses (non-vascular, seedless, small)

Ferns (vascular, seedless)

Gymnosperms (cones, vascular, seeds)

Angiosperms (flower, fruits, vasc, seeds)

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Diversity for 5