A partial marine food web is shown. image

Which of the following lists only organisms that are secondary consumers in this food web?

A.
euphausilds, sweeps, water fleas, sea urchins

B.
crabs, pilchards, blennies, snappers

C.
blennies, sweeps, tiger sharks, dolphins

D.
bull kelp, sweeps, water fleas, dinoflagellates

Pls quickly! which of the following is true about the behavior of an organism? a. the behavior of an organism is influenced by both its heredity and it’s environment. b. the behavior of an organism is influenced only by the treats it inherits from its parents. c. the behavior of an organism is influenced only by the environment in which it lives in. d. the behavior of an organism is not influenced by either it’s heredity or its environment.

Which part of the spine is likely to cause a nerve signal to travel faster? a. backbones b. white matter c. nuclei d. gray matter

Why are human population trends difficult to predict?