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liq [111]
3 years ago
12

_____ are chemical substances that bind with a receptor and activate the receptor, much like a neurotransmitter does.

Chemistry
1 answer:
Viefleur [7K]3 years ago
8 0

Answer:

Ligands

Explanation:

Ligands are small molecules that transmit signals in between or within cells. Ligands exert their effects by binding to cellular proteins called receptors.

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The metal lithium has a diagonal relationship with the metal magnesium. true or false.
emmasim [6.3K]
False   .........................................                                                   
6 0
4 years ago
What is the density of object C? Does it sink or float in water?
nirvana33 [79]

Answer:

0.96 g/cm3, and it will float!

Explanation:

I've explained how to do this before (remember me? lol), but ig I'll do it again..

By looking at the graph you can see that Object C has a mass of ~24 grams and a volume of ~25 cm3

Density = Mass/Volume -> 24 grams/25 cm3 = 0.96 g/cm3

Density of water is 1 g/cm3

Object C is less dense than water and therefore will float (just barely, though)

:)

8 0
3 years ago
Read 2 more answers
on the periodic table, elements are arranged by which of the following. A. mass numbers. B. increasing atomic number. C. alphabe
Sever21 [200]

Its B. Increasing Atomic Number.


3 0
3 years ago
A green rat snake that lives in the grass and a brown rat snake that lives in the desert is a form of what ?
liberstina [14]

A green rat snake that lives in the grass and a brown rat snake that lives in the desert is a form of geographically separated species.

Explanation:

The habitats of the green rat snake  and brown rat snake shows that they are geographically separated species.

The two rat snakes are different species because of their distinct habitat and morphology.

When two species get separated by habitat their breeding method changes either by morphology or breeding pattern.

Such species do not produce viable offspring.

Thus a green rat snake and a brown rat snake have very different habitats they are now two different species.

Such species are said to be reproductively isolated species. Two species having genetic divergence undergo natural selection to adapt to the environment.

6 0
4 years ago
What are the main method of combination?<br><br>​
Pepsi [2]

Explanation:

Each atom type contains the same number of protons. Chemical bonds link elements together to form more complex molecules called compounds. A compound consists of two or more types of elements held together by covalent or ionic bonds

7 0
3 years ago
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