Which of these organisms is not correctly matched with its role in an ecosystem?

A. Oak trees are considered producers.

B. Deer are considered primary consumers.

C. Mushrooms are considered secondary consumers.

According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.

Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below. resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195

Which blood cell spend most of their time in the lymphatic system?