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olganol [36]
3 years ago
8

Are the cell membrane and mitochondrial membrane permeable to gases

Biology
1 answer:
Fofino [41]3 years ago
6 0

Answer:

They are semi-permeable, which means that some molecules can diffuse across the lipid bilayer but others cannot. Small hydrophobic molecules and gases like oxygen and carbon dioxide cross membranes rapidly.

Explanation:

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Recently, Jonesville County inhabitants have been embroiled in a controversy regarding the use of pesticides on crops grown in t
LenKa [72]

Answer:

Charles Ehler: incorrect.

Wendell Mullison: correct.

Robert Rodriguez: correct.

Judy Johnson:correct.

Explanation:

-Charles Ehler´s statement is incorrect because in order for a chemical company launch a new product it must pass several tests, that´s why products lasts years in proves, there are several tests such as the environment test that proves that the product doesn´t affect other species, or the human safety that makes sure the product doesn´t affect human health.Wendell Mulison´s statement proves to be correct with this as well.

-Robert Rodriguez´s statement  is correct because even though there are several tests that take care human healt there are just a few based on the damage pesticides produce to the land where are used.

-Judy Johnson´s statement is correct because science has proved that the resistant of parasites as being increasing with the products tat are used to combat them. Bacterias are an example of it, many drugs used against bacterias are now useless for some people because of the resistantthey have developed.

-One specie that can be taken as a pesticide can be the ground snail, that affects some plants and also may contain a parasite aclled "Hepatic fasciola" that affects sheeps and goats of farmers.

-One viable method to control pesticides is the sue of other species to control them, this specie has to be adequate to the land, for example, if a farmer wants to get rid of the ground snails because of the parasite and  the damage they do to their platings, they can introduce ducks to the farm that eat them without damaging the land with any kind of chemical product.

6 0
3 years ago
What would happen if the cell membrane only had 1 layer of phospholipids?
Fofino [41]

Answer:  

If phospholipid bilayer diffusion is normally negligible, there will be tissues (largely lacking in transporters that may be expressed elsewhere) which, despite the relative functional similarity of their phospholipids, are very poor at taking up drugs: the blood–brain [33], blood–testis [34], and blood–retina

Explanation:

3 0
3 years ago
Which of the following are matched correctly?
kogti [31]

Answer:

<u>1. type IV hypersensitivity: delayed-type hypersensitivity.  </u>

<u>2. type I hypersensitivity: IgE  </u>

<u>3. type II hypersensitivity: IgG  </u>

<u>4. type III hypersensitivity: immune complexes </u>

Explanation:

Type IV hypersensitivity is cell mediated hypersensitivity rather than antibodies as in all other types of hypersensitivities. It is also known as delayed type hypersensitivity because it usually respond in 2-3 days via T-Lymphocytes rather than antibodies like IgE or IgG. So we can say that in option 5 is mismatched as it relates type IV to IgG antibodies.

4 0
3 years ago
Carbon dioxide is an example of an _____ transported by the cardiovascular system to excretory organs and tissue
igomit [66]
Carbon dioxide is an example of a Greenhouse gas transported by the cardiovascular system to excretory organs and tissues
5 0
3 years ago
Look the attachment please!
Alenkinab [10]

The following tests can determine the mineral in a rock specimen:

1. How does the rock crumble or split under pressure?

2. What is the texture of the rock?

3. Observing it under a magnifying lens.

4. Determine the color of the rock



Test 1 and 3 determines if the rock is granular and the types of grains in the rock. Test 3 also determines if the rock has layers hence sedimentary rock.

Determining whether color of the rock is dark or light also helps identify the mineral and type of rock.



5 0
3 years ago
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