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IgorLugansk [536]
3 years ago
7

Which of the following is a disadvantage of hydrogen fuel?

Biology
1 answer:
77julia77 [94]3 years ago
3 0

Answer:

The answer is A. It is expensive to produce and transport

Explanation:

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What is innate immunity? Discuss the barriers associated with innate immunity.
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Answer:

Innate immunity is a nonspecific defense mechanisms that play its role as soon as an antigen appear in the body (it is relatively rapid but nonspecific and because of that it is not always effective)

Explanation:

The barries of innate immunity are:

Skin: At Epidermal surface, its protective aspect are keratinized cells that lives on the surface, known as Langerhans cells.

Skin sweat or secretions: Their specific defense is sweat glands and sebaceous glands, and their protective aspect is low ph and washing action.

Mucosal surfaces: they are at the mucosal epithelium, and their protect aspects are nonkeratinized epithelial cells.

Oral cavity: They defend salivary glands through Lysozyme

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Chromista ______.
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is a type of algae so therefore it should only be found in very moist or watered areas I'm thinking D

Explanation:

it makes sense

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Vitamins help enzymes function as _____. A.proteins <br> B.coenzymes <br> C. minerals <br> D.fats
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Vitamins help them function as fats.
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Answer: They are easily identifiable.

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There are wrinkled pods, smooth pods, white flowers and things like that that are easy to see right away.

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