Answer:
B
C
B
B
A
D
A
B
D
c
Explanation:
<em><u>hope</u></em><em><u> it's</u></em><em><u> help</u></em>
<em><u>thanks</u></em><em><u> me</u></em><em><u> later</u></em>
The precambrian era makes up about 90% of the earths history, but there was little to no living organisms at the time other than microscopic ones. The first eukaryotes were found in the cambrian period after the precambrian period, not only that but at the end of the precambrian era in the Proterozoic era there was a mass extinction of about 70-80% of all living organisms
Answer:
trophic level
Explanation:
Each step of the food chain in the energy pyramid is called a trophic level.
Answer:
ACATCGACGCGA
Explanation:
In DNA
adenine pairs with thymine
cytosine pairs with guanine
The answer is Heredity! :)