The "code" for physical traits is contained in a molecule called ... segments of this molecule that code for specific

are called

In order to conserve space and protect the molecule, DNA wraps around proteins to form

What a cell is about to divide, DNA wraps up even tighter into

Complex organisms have many molecules of DNA in every cell, and each molecule is commonly referred to as a

GIVING BRAINEST

What is the function of nucleic acids

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.