You!

which of the following is an example of chemical weathering?

a. a stream rounds and smoothes rocks into pebbles.

b. freezing and thawing rainwater widens a crack in a sidewalk.

c. a growing tree root splits a boulder in two.

d. acid rain discolors and disfigures a limestone statue.

What are the headings of a data table

Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .