Adeletion of a dna segment alters a gene in a
single skin cell of an individual. which statement
best describes a result of this mutation?
(1) any cell produced from this skin cell will
have the same mutation.
(2) all offspring of the individual will have a skin
cell mutation.
(3) the mutation will spread into other types of
cells.
(4) the gametes of this individual will have the
same mutation.

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

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.