Answer:
The answer is 8
Explanation:
At a pH of 8, the number of duckweed plants was the highest.
The answer is in the image attached.
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Answer:
Hormones
Explanation:
Hormones is the term used for chemical secretion of endocrine glands responsible for changes taking in the body.
Answer:
D. they will burst
Explanation:
Since the surrounding medium has more water content, the cells will take in water. After some time the cell membrane will burst.
The excretory system<span> is a </span>system<span> of organs that </span>work together<span> to rid the body of any waste. The </span>excretory systems<span> includes the lungs, ureter, urethra, liver, urinary bladder, kidneys and skin. ... The </span>system<span> controls the pH and osmotic concentration of the fluid, and it excretes urea, uric acid and ammonia.</span>