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jek_recluse [69]
3 years ago
14

What is the difference between an element and a molecule??

Biology
1 answer:
tino4ka555 [31]3 years ago
4 0
A molecule is made of more than one atom of differing elements that can be simplified while an element cannot be simplified because it is only one atom of one type of element.
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The best contraceptive method for sexually active people not in a monogamous relationship is __________.
Varvara68 [4.7K]
Answer;
The best contraceptive method for sexually active people not in a monogamous relationship is Condoms.

Explanation;
Contraception and fertility control are methods or devices that are used to prevent pregnancy. Contraception methods ,may be classified as; hormonal methods (such as combined hormones), barrier methods (e.g use of condoms), Intrauterine Device use, and Natural methods (such as abstinence). Condoms is a type of barrier methods of contraception that is best for sexually active people that are not in a monogamous relationship.
4 0
3 years ago
As TSH levels fall, the thyroid gland slows down thyroxin secretion. <br> True or False
kati45 [8]

Answer:

I think s its True

Explanation:

What do low levels mean? Low TSH levels indicate hyperthyroidism. This is also known as an overactive thyroid. If the thyroid gland is secreting levels of hormones that are too high, the pituitary gland produces less TSH

hope it helps

4 0
3 years ago
Which of these statements is true about the oxygen revolution?
lions [1.4K]
According to a source the answer is <span><u>Cyanobacteria were the first organisms to produce oxygen in water, which then escaped into the atmosphere.</u>

These cyanobacteria species were the first ones to "produce" oxygen as a by-product of the photosynthetic mechanisms which enables organisms to make their own food. </span>
8 0
3 years ago
The higher the elevation the slower the weathering will occur. True or False.
alexgriva [62]
That is false The higher the elevation, the faster the weathering will occur.
3 0
3 years ago
The bone marrow of the skeletal system produces lymphocytes which belong to what system ​
Fynjy0 [20]

Answer: Immune system

Explanation:

Lymphocytes are a class of white blood cells (leukocytes) involved in immune response when activated by the a foreign molecule (an antigen). B lymphocytes develop in the bone marrow of mammals and are responsible for the production of circulating antibodies.

Thus, lymphocytes are associated with the immune system.

5 0
3 years ago
Read 2 more answers
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