B cells make antibodies. That's just what they do.
2 is D. The flu virus constantly mutates, so a new vaccine every year is developed.
Antibodies attach to cells with the corresponding antigen. anti-anti, that's how i remember it.
You're welcome!
C should do the trick but I wouldn't count on it ive only been studying for a day now on this
Answer:
complete, incomplete goes to carbo hydrates
Main energy source goes to carbohydrates
simple, complex goes to protein
saturated, unsaturated goes to fats
energy storage nutriant goes to fats
made of amino acids goes to protein
Answer:
Respiration,Growth,Nutrition ,Reproduction and Excretion
Explanation:
I would go with It will increase the reactivity with the substrates. Because if there is no factors, the <span>rate of enzyme activity will increase.
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Hoped I helped :)