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Nikolay [14]
3 years ago
11

Explain the principle of hard immunity

Biology
1 answer:
ZanzabumX [31]3 years ago
5 0
Ex. Only works for diseases that spread directly between people (like measles)
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4 years ago
Based on these statements, which of the following to you think are true? Select all that apply:
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A and C are the answers
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What is the tough and flexible layer that surrounds plant cells as well as some algal and bacterial cells?
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What are all the steps in a descriptive investigation?
I am Lyosha [343]

Explanation:

Make an observation about a phenomenon (qualitative and/or quantitative)

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3 years ago
Global air circulation cells move air _____.
tino4ka555 [31]

Global air circulation cells move air "clockwise in the Northern hemisphere and counterclockwise in the Southern hemisphere".

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The worldwide circulation cells allow passage of air in clockwise pattern in the northern hemisphere while in southern hemisphere circulate in counter-clockwise pattern from equator to poles but in different directions and at different latitudes.

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4 years ago
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