Answer:
A stationary front is depicted by an alternating red and blue line with a triangle on the blue portion and half-moon on the opposite side of the red portion of the line. A cold front (or warm front) that stops moving becomes a stationary front.
Explanation:
Your research paper should start with your claim in paragraph form, and give two examples of scientific information that support each part of your claim.
<h3>What do you mean by Research paper?</h3>
A research paper may be defined as a composition in which you illustrate what you have comprehended after investigating your chosen topic in depth.
Any research paper consists of an abstract, the methodology, observations, conclusions, and at last reference.
If your research paper supports the claim, then it will be formatted the claims in paragraph form, with two examples of scientific information that support each part of your claim.
Therefore, it is well described above.
To learn more about the Research paper, refer to the link:
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<span>Actually baby Aiden will surely develop a strong secretory Iga antibodies which is passive immunity to most of the types of bacteria and viruses, ie, as a protection against infections, which inturn is a response to the baby to its immune system in the form active immunity.</span>
I think the correct answer would be A. The yolk sac becomes the placenta. It is membranous sac that is attached to the embryo. It provides all the nutrition and the blood cells needed by the embryo. It is also called the umbilical vesicle.