D) ragweed or dust mite 4. In the photo below, there is a line that says 200 nanometers. This is used to help you determine how big an object is. It works similar to the way a map works. The line represents 200 nanometers, but the object itself is bigger. how big is it?

answer; i believe the correct answer is ( proteins );

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

cells spend most of their time in interphase