Answer:
the first question answer is C and for the second one is D
Water expands as it freezes, so ice generally has more oxygen in it than liquid water, making it denser.
Osmosis is basically the spread of water across a particular absorbent membrane.
Answer:
b. Aldosterone promotes sodium reabsorption in the kidneys.
Explanation:
Once it is produced by the adrenal gland it stimulates the mineralocorticoid receptors on the distal tubule and collecting duct of the kidney's nephrons. This causes sodium reabsorption in the kidneys indirectly affecting water retention.
Answer:
a) 35
b) 8
Explanation:
i cant do c but i think these are the right answers