Answer:
The answer is D.
Explanation:
It wont sink down and it stays in one spot.
Answer: Animals and fungi share a common ancestor and branched away from plants at some point about 1.1 billion years ago.
Answer:
Microtubules are found in cilia and flagella .Microtubules are the thickest type of cytoskeleton fiber .Structurally they are hollow tubes that can dissolve and reform very quickly.Functionally, they provide movement to the to the organelles and pull the chromosome to their poles at the time of cell division
Explanation:
Bee hummingbird, zunzuncito or Helena hummingbird (Mellisuga helenae) is a species of hummingbird which is the world's smallest bird and the smallest known dinosaur. It is native to Cuba.
Answer;
-The first antibody is specific for the primary amino acid sequence of TT, whereas the second is specific for conformational determinants.
Explanation;
-Antigen-antibody reaction, is a specific chemical interaction between antibodies produced by B cells of the white blood cells and antigens during immune reaction.The specificity of the binding is due to specific chemical constitution of each antibody.
-The amino acid sequence in the tips of the "Y" varies greatly among different antibodies. This variable region, composed of 110-130 amino acids, give the antibody its specificity for binding antigen. The variable region includes the ends of the light and heavy chains.
