Overall cooling of earth's climate causes
a. the growth of glaciers
b. el niño
c. erosion
d. warm- and cold-temperature

Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers

Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun