Answer:
a steep temperature gradient in a body of water such as a lake, marked by a layer above and below which the water is at different temperatures.
Explanation:
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Answer:
True
Explanation:
Most cells are specialised to perform particular functions, such as red blood cells? that carry oxygen around our bodies in the blood, but they are unable to divide. Stem cells provide new cells for the body as it grows, and replace specialised cells that are damaged or lost.
Answer:
I think a fish
Explanation:
I'm pretty sure the earthworm would get buried or it's bones would just disentergrate. i cannot spell.
The Earth's mantle is located between the crust and the outer core
Answer:
cells are the smallest unit of life
Explanation:
