Biology, 26.12.2019 02:31 maevemboucher78
Fimbriae and pili differ in that
a) pili are used for attachment to surfaces.
b) pili are used for motility.
c) pili are used to transfer dna.
d) pili are used for transfer of dna and motility.
e) there are only one or two pili per cell.
Answers: 2
Biology, 21.06.2019 20:10
Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt
Answers: 1
Biology, 22.06.2019 00:20
1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.
Answers: 1
Fimbriae and pili differ in that
a) pili are used for attachment to surfaces.
b) pili ar...
a) pili are used for attachment to surfaces.
b) pili ar...
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