Which organisms are most closely related? remember, the name of an organism is in the form genus species. a. bufo quercicus and hyla cinerea b. rana capito and rana clamitans c. ambystoma maculatum and chrysemys picta d. graptemys flavimaculata and chelydra serpentina?

Which must be kept in mind when determining if an explanation is correct? check all that apply.which must be kept in mind when determining if an explanation is correct? check all that apply.

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.