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nordsb [41]
3 years ago
5

How many types of immunoglobulins are there in human body?​

Biology
1 answer:
Nadya [2.5K]3 years ago
5 0

Answer:

<em>There are five immunoglobulin classes (isotypes) of antibody molecules found in serum: IgG, IgM, IgA, IgE and IgD. They are distinguished by the type of heavy chain they contain.</em>

<em />

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Scientists theorize that Australia was once part of a larger mainland area but due to plate tectonics, broke away. According to
Greeley [361]

A large assortment of plant dispersal mechanisms.

Explanation:

Pretty much everything can be explained about Australia, as to where it was in the past, with which other large landmasses it was connected, its flora, its isolation from the other continents... One thing that still needs explaining is the large assortment of plant dispersal mechanisms, which is not typical for well established islands.

The reason as to why this is weird and hard to explain is because the well established islands have flora that is well adapted to their living conditions, and also it lacks competition from outside. In other words, they rule the place. The plants in Australia though exhibit dispersal mechanisms that are typical for the plants of the continental masses that are connected, so it causes big problem in explaining it.

4 0
3 years ago
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What was an unexpected consequence of the green revolution?
KengaRu [80]
<span>The correct answer is a. the overuse of fertilizer lead to reduced crop yields over time. This was unexpected because it is common for fertilizers to increase the yields and the quality of the product, but what happens over time is the opposite so it can be said that it's an unexpected consequence.</span>
7 0
3 years ago
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Which of the following is NOT an example of a plant adaptation towards success in
Ket [755]

Answer:

i think its A but dont take my word for it

Explanation:

5 0
3 years ago
Which type of wetland restoration project involves making a deep cut in a riverbank and
7nadin3 [17]

Answer: it attempts to to stabilize the river by creating a state of equilibrium

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7 0
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Could someone help me out on this problem
Contact [7]
I would go with the first option
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