Answer:
d
Explanation:
it is a compound chemical made up of 24 atoms
<span>The era in which we now live is Cenozoic. The Phanerozoic is the eon in which we now live. It began 541 million years ago. However, the question is about the era in which we live. The Phanerozoic eon is divided into 3 eras: 1. the Paleozoic era - 541-252 million years ago; 2. the Mesozoic era - 252-66 million years ago; 3. the Cenozoic era - 66 million years ago until now. Thus, the era in which we now live is the Cenozoic era.</span>
Answer:High pH levels (9-14) can harm fish by denaturing cellular membranes. Changes in pH can also affect aquatic life indirectly by altering other aspects of water chemistry. Low pH levels accelerate the release of metals from rocks or sediments in the stream.
Explanation:
The answer is the nucleus
Answer:
D. All the choices are benefits
Explanation:
