Your answer should be A. by observing the formation of sedimentary rocks.
Answer:
hlo buddy
.ur answer is (c) skin cell
Answer: machinery and equipment developed from the application of scientific knowledge.
Answer:
The nucleus
Explanation:
This organelle gives all the info. Without it, the cell will die. It's like a human is alive without a brain.
Answer:
During normal human respiration, glucose (a type of sugar that you get from food) reacts with oxygen to produce energy. The energy is needed for growth, repair and movement. Water and carbon dioxide are bi-products of respiration. they need to be excreted.
Explanation:
hope this helps and btw look on google first before u come on here it alot quicker and easier
