What significance does the temperate zone have on commercial fishing? a. the zone's clear water makes it easier to catch fish
b. mostly consists of large fish that are more commercially viable
c. greater abundance of commercial species
d. very few mammalian species that compete for the fish

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.

Why are current extinctions of concern to enviromentalists?