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DedPeter [7]
3 years ago
5

What occurs when pathogens are transferred from one surface to another?

Biology
1 answer:
densk [106]3 years ago
3 0
Cross contamination means the transfer of pathogens from surface to another
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The senses of equilibrium and hearing are provided by receptors located in the
sveticcg [70]
The answer is : B) Inner Ear.
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3 years ago
Arrange the order of events for the internalization of LDL particles into cells:
ElenaW [278]

Answer:

The correct answer is "5-1-3-2-4".

Explanation:

Internalization of LDL particles into cells, is needed to form the intracellular vesicles known as endosomes. The order of events that allow for this process are:

5) LDL receptors migrate to the cell surface and cluster in clathrin-coated pits. Clathrin acts directing the receptors to the cell membrane region where endosomes are formed.

1) A combination of cholesterol and apolipoprotein binds to LDL receptors and becomes internalized as endocytotic vesicles. Once the receptors are in the proper cell membrane region, cholesterol and apolipoprotein are bound and internalized.

3) Several endocytotic vesicles fuse to form an endosome.

2) The environment of the endosome becomes acidic, which causes the LDL to dissociate from its receptor; additionally, the endosome fuses with a lysosome. LDL should be dissociated from its receptor since it is going to be degraded in the following step.

4) The LDL particle is degraded by the lysosome. This takes place after endocytosis, when LDL particles are transported into lysosomes once they are fused, cleaving the cholesterol esters into cholesterol and fatty acids.

6 0
3 years ago
Can anyone describe the courtship ritual of wolves, it's a science thing. But only just describe the part where the male shows o
Gnesinka [82]

Answer:

The Male may bow to the female, toss and tilt his head, and lay his legs over her neck in what could only be described as a flirting manner.

6 0
3 years ago
Which of the two types of cells, xylem or phloem, has the largest diameter
Ratling [72]

Answer:

Which of the two types of cells, xylem or phloem, has the largest diameter

XYLEM

Explanation:

Reason being that xylem has a larger conducting vessels which helps in the aggregation of its sapwood unlike phloem which has a lower conductivity area

7 0
3 years ago
What are intraspecific and interspecific ecological competitions
Mashcka [7]
First of all - ecological interactions in the ecosystem indicates how species interact with each other and species interactions in the system include:
- competition,
- predation,
- camouflage
- mimicry

<span>In ecological competitions:</span>
- intraspecific competitions are an interaction where individual members of the same species compete for the same resources
- interspecific competitions are about which individual members of a different species compete for the same resources.

In case of any additional stuff, send me a comment.
7 0
3 years ago
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