Question

Cytoplasm

Cell Wall
Compared to the structures in an animal cell, which
of the following structures is found only in a plant
cell?
Mitochondrion
Mitochondrion
Cell Wall
Cytoplasm
Nucleus
Nucleus
19. In order to maintain homeostasis, the systems of the human body work together to keep a constant internal
temperature. Which of the following best describes how the human body responds in a cold environment?
a. The digestive system produces more hormones to warm the body.
b. The nervous system signals the muscles of the muscular system to contract and warm the body.
c. The circulatory system delivers less carbon dioxide to the muscular system, resulting in stiffening of the
muscles.
d. The skeletal system produces more blood cells that circulate through the blood vessels, increasing the
warmth of the body.

Answer 1

The structure found only in a plant cell is, cell wall

The answer to 19 is b

Step-by-step explanation: