C.) Cone
A cone (in formal botanical usage: strobilus, plural strobili) is an organ on plants in the division Pinophyta (conifers) that contains the reproductive structures. The familiar woody cone is the female cone, which produces seeds. ... The individual plates of a cone are known as scales
A scanning electron microscope is what i think it's called yw
D) Because of this we should ban all off-shore drilling.
Explanation:
The biased viewpoint from the given choices is that because of the oil spill, all off-shore drilling activities should be banned.
This is not rational at all.
- A biased viewpoint of a subject is one that does not approach a subject matter in a balanced way.
- It tends to favor just one decision making element or variable.
- Banning of all off-shore drilling is biased because it favors the environment.
- But eventually, production of oil from this field is important to the economy of the United States at large.
- A balance should be worked out to correct this point of view.
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Antibodies have a variable region that binds to a specific antigenic determinant.
Antibody
An antibody (Ab), also known as an immunoglobulin (Ig), is a large, Y-shaped protein used by the immune system to identify and neutralize foreign objects such as pathogenic bacteria and viruses. The antibody recognizes a unique molecule of the pathogen, called an antigen. Each tip of the "Y" of an antibody contains a paratope (analogous to a lock) that is specific for one particular epitope (analogous to a key) on an antigen, allowing these two structures to bind together with precision. Using this binding mechanism, an antibody can tag a microbe or an infected cell for attack by other parts of the immune system or can neutralize it directly (for example, by blocking a part of a virus that is essential for its invasion).
To learn more about the antibody refer here:
brainly.com/question/13981216
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