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Need Biology Help Please!?

1)Plasmids are transferred from one bacterium to another through
conjugation.
chemoautotrophs.
flagellae.
bacterial capsules.
2)The origin of membrane-enclosed cells is thought to include the formation of
extremophiles.
microspheres.
ribosomes.
eukaryotes.
3)Two species occupying the same niche would be __________ with each other.
in competition
at peace
coevolving
in harmony
4)The mineralized remains of an organism is called a(n)
fossil.
homologous feature.
adaptation.
population.
5)Calling a species by its genus and species name, such as Homo sapiens, is using
cladistics.
binomial nomenclature.
phylogeny.
taxonomy.
6)The isolation of two groups within a population from each other, and their adaptation to the point of being no longer able to interbreed is called
population genetics
gradualism.
speciation.
convergence.
7)The ecological role of a species is its
niche.
energy pyramid.
habitat.
community.
8)A classification system based solely on derived traits is called
phylogeny.
cladistics.
domains.
genetic drift.
9)The theory that organelles originated as separate prokaryotic symbionts is called
relative dating.
endosymbiosis.
mass extinctions.
geologic time.
10)Comparing a new fossil to a previously-dated fossil in order to determine its age is a form of
relative dating.
radiometric dating.
half-life.
geologic time.
11)Applying crystal violet stain, followed by iodine, alcohol, and safranin, a bacterial culture looked purple. The bacteria was
transduced.
Gram positive.
transformed.
Gram negative.
12)All the members of one species in a given area is its
biodiversity.
carrying capacity.
growth.
population.
13)The disappearance of a species from the Earth is referred to as
deforestation.
extinction
biodiversity.
recycling.
14)When a population does not show any net change in its gene pool, it is
using random mating.
in genetic equilibrium.
about to go extinct.
isolated reproductively.
Please help me.

No Responses to “Need Biology Help Please!?”

  1. Brenden says:

    1) Conjugation
    2) Eukaryotes
    3) In Competition
    4) Fossil
    5) Bionomial Nomenclature
    6) Speciation
    7) Niche (Not positive on this one though)
    8) Phylogeny
    9) Endosymbiosis
    10) Relative Dating
    11) Gram Positive
    12) Population
    13) Extinction
    14) In Genetic Equilibrium

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