Biology, 26.10.2021 01:50 danielahchf
Which sentence best describes active transport? Question 3 options: A substance moves into or out of a cell using energy. A substance moves from an area of high concentration to an area of low concentration. A material moves into or out of a cell without using energy. Water moves into and out of the cell.
Answers: 2
Biology, 22.06.2019 03:30
When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it
Answers: 1
Biology, 22.06.2019 04:00
The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons
Answers: 1
Biology, 22.06.2019 11:00
What factors contribute to the effect an environmental toxin has on the human body?
Answers: 3
Biology, 22.06.2019 11:30
Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above
Answers: 2
Which sentence best describes active transport? Question 3 options: A substance moves into or out of...
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