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Sveta_85 [38]
3 years ago
15

How does the body protect itself from these invaders?

Biology
1 answer:
boyakko [2]3 years ago
8 0
A - the white blood cells collect the invaders through phagocytosis and kills them 
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Compare and contrast at least two different ways human activity affects the ecosystem both positively and negatively
kozerog [31]

Answer:

Got dis

Explanation:

When humans mass produce items for others to buy, those factories that make that stuff release carbon dioxide into the atmosphere which kills the ozone layer (the ozone layer basically protects everything on this planet from the suns dangerous UV rays). On the other hand humans try to help out the environment for example those cars that people use that use electricity and not fossil fuels as energy for the car and the fossil fuels have the same affect as the factories but the electricity does not release the fumes that the fossil fuel cars do. Hope this answers your question!

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What can you infer about invertebrates​
daser333 [38]

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they have certain functions and or adaptations that allow them to move without spines

Explanation:

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2 years ago
Why is it so important to properly don and remove personal protective equipment?
artcher [175]
<span>Personal protective equipment is only helpful if regulations for using it are followed carefully. If it is not worn and used properly, then it will not function properly and it might not provide the protection that is needed in the situation. For example, a helmet is only effective if it is fitted properly and snugly on the head. Otherwise it could fall off in an accident and be rendered useless.</span>
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Vaselesa [24]
Auto dimes are chromosomes that is not an allsomes and human have 22 of them.
5 0
2 years ago
Which is a component of the biosphere?
velikii [3]

Answer:

There are basically 4 components of Biosphere.

Explanation:

Biosphere is the collection of all ecosystems on earth and their interactions with each other. The Biosphere of earth consists the following components,

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All the living organisms including animals, plants, insects and bacteria is called the Biota.

2. Geosphere

Geosphere is the surface of biosphere that is composed of soil, rocks, mountains etc.

3. Hydrosphere

The hydrosphere includes all the water bodies like ocean, rivers, streams and lakes.

4. Atmosphere

Atmosphere is the climate that describes about the temperature, humidity, wind and rain fall in Biosphere.

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