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ExtremeBDS [4]
3 years ago
5

Okay last one somebody please help ?

Biology
1 answer:
erastovalidia [21]3 years ago
4 0

Answer:

It is A Pls correct me if I'm wrong

Explanation:

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Nicotinic receptors utilize g-proteins to regulate the opening of ion channels.
Paraphin [41]

Answer:

Correct option is (B) False.

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4 0
3 years ago
. Luraine, who has blood type o, has a child with blood type B. She claims Will is the
Amiraneli [1.4K]
Blood typing can identify if will is the father or not by the composition of the genotype and it’s compatibility within the parents.

Will can not be the parent as there is only one possible genotype composition of blood type AB being i^Ai^B.
8 0
3 years ago
List conditions of the circulatory system that decrease blood flow and increase blood pressure and resistance.​
skad [1K]

Blood clots will do this.  Cutting off blood flow while also increasing blood pressure.  Also, if the viscosity (thickness of the blood) is thick which will slow down the flow and cause the body to use more effort to pump blood.

7 0
3 years ago
I NEED HELP ON EARTH SCIENCE PLEASE ANYONE!!!!!!!
BabaBlast [244]

Answer:

1. A.

2.D.

3.B.

Explanation:

Notepad:  

A. The present is key to the past. The geological processes ocurring today have always  ocurred in the past. So if we want to predict what is going to happen in the future,  we need to understand the Earth's past.  

B. The tests that are used to determine when continental crust was formed are the relative dating and carbon prototyping

C. Open pit mining, this type of mining is very damaging to the environment because strategic minerals are often only available in small concentrations,  which increases the amount of ore needed to be mined.

4 0
3 years ago
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Which of these is the primary site of protein synthesis? mitochondria cytoplasm nucleus ribosomes
Murrr4er [49]

Answer:

A. Ribosome

Explanation:

Ribosome is a sub cellular structure, that is involved in protein synthesis.

Mitochondria is a sub cellular structure, where cellular respiration takes place, therefore it is called the energy house of the cell.

Cytoplasm is a jelly like structure in which sub cellular structures are found.

Nucleus is the main part of the cell in which all cellular activity is controlled by.

It contains DNA and RNA.

Nucleus is mostly known for it's thread like structure that contains hereditary information which is passed from parents to offspring.

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9 0
3 years ago
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