Answer:
The endoplasmic reticulum
Explanation:
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Lymphocyte is one of body immune cells that works by fighting bacteria. To distinguish foreign material to body material, lymphocyte can detect a series of protein called antigen. Most antigen is represented by macrophages. In response to the antigen, lymphocyte might produce an antibody which will bind to the antigen.
Answer: Antigen
Answer:
Sound travels fastest through solids. This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel more quickly through it. In fact, sound waves travel over 17 times faster through steel than through air.
Answer:
b
Explanation:
it must survive to reproduce
Total alleles:66
Total dominant:52
Total recessive:14
Frequency of dominant:0.787878...repeating
Frequency of recessive:0.21212121...repeating