The very first one is the answer-
Abiotic changes have the ability to dictate biotic ones. This can be caused by humans.
For example: an abiotic thing can be an element like water. If the water in a lake gets poisoned by chemical compounds, this is an abiotic change. However, since the lake is now poisoned it’ll likely harm or even kill fish, bacteria, algae, and any other wildlife living within the lake. It doesn’t stop there though, without the lake surrounding animals won’t have clean water to drink, they can now die from either the poisoning, dehydration, or starvation if they lived off of the aquatic life from the lake.
Answer:
the correct answer is a
ARE BASED ON A SET OF OBSERVATIONS
hope this helps!
Answer:
1. dna needs to be replicated before mitosis so that the parent cell has the same amount of genetic material as the parent cell once it has split.
2. helicase is an enzyme that is so dna can unwind.
Explanation:
the explanation is in the answer.
I hope this helps!
Fossils are found in:
<u>(A) sedimentary </u><u>rock✓</u>
(B) sedimentary and igneous rock
(C) metamorphic rock
(D) sedimentary and metamorphic rock
<em>Hope</em><em> this</em><em> helps</em>
