Answer:
C) 7
Explanation:
if you look at a ph scale the only neutral number is 7. less than 7 is acidic like lemons and higher than 7 is more alkaline like bleach
Answer:
RNA nucleotides include sugar ribose, rather than the Deoxyribose that is part of DNA. Functionally, DNA maintains the protein-encoding information, whereas RNA uses the information to enable the cell to synthesize the particular protein.
Explanation:
Blood cells are produced in the bone marrow and the bone marrow is part of the skeletal system. So the answer would be skeletal system<em>. </em>
Answer: It is considered the "Plastron". What your referring to it is a tough layer of skin on the back of the turtle.
Explanation:
<span>The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion. Green plants remove carbondioxide from the atmosphere by photosynthesis. Living organisms - including allplants and animals - release energy from their food using respiration.</span>