What is the yyy-intercept of the line? −36minus, 36 -117−117minus, 117 -27−27minus, 27 -98−98minus, 98 -18−18minus, 18 -79−79minus, 79

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

What is a photon? a. part of a ribosome b. a light particle c. a carbon dioxide molecule d. part of a chloroplast b. a light particle