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MatroZZZ [7]
3 years ago
8

Coal was formed _________.

Biology
1 answer:
DedPeter [7]3 years ago
4 0

Answer:

A

Explanation:

A, the guy with 1 star provided the most noneducational response I've ever seen.

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Look at the graph below.
Masja [62]
You should reask this question and put a picture so that we can understand it better :)
5 0
3 years ago
What is the ability of a cell membrane to alow materia to pass through is called
zzz [600]

Answer:

Structure and function of the cell membrane

The cell membrane is semipermeable (or selectively permeable). ... The unique structure of the cell membrane allows small substances (like oxygen or carbon dioxide) to easily pass through.

Explanation:

6 0
3 years ago
Which tiny, round “factory” puts together protein and is often found in the endoplasmic reticulum? A. chromosome B. chloroplast
WITCHER [35]
D. Ribosome

Proteins are manufactured on ribosomes, which are found in the rough ER. The rough ER is called this for the rough appearance the ribosomes give it.
4 0
3 years ago
Read 2 more answers
Hemoglobin is the protein that transports oxygen in mammals. Different species of mammals have slightly different forms of hemog
slavikrds [6]

Answer:

The correct answer is - 6.8950.61 gm per mole

Explanation:

Given:

One form of hemoglobin is 0.324% Fe by mass

1 hemoglobin = 4 Fe

Solution:

Molar Mass of iron = 55.85

mass of 4 iron atom = 55.85 * 4 = 223.4 gms

0.324 % correspond to 223.4 gms

100 % correspond to = 223.4 *100/0.324

= 68950.61 gm

MM of haemoglobin = 68950.61 gms = 6.8 E4 gms

6 0
2 years ago
CAN SOMEONE PLEASE HELP ME WITH THIS I ASKED SO MANY TIMES PLEASE HELP ME IM HAVING TROUBLE ANSWERING THESE QUESTIONS
tiny-mole [99]
Sorry i might be wrong but i think its 11x3 r 3
6 0
3 years ago
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