DNA<span> is a long polymer with deoxyribose and phosphate backbone. Having four different nitrogenous bases: adenine, guanine, cytosine and thymine. </span>RNA<span> is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.</span><span />
Answer:
antibodies
Explanation:
The third line of defense is specific resistance. This system relies on antigens, which are specific substances found in foreign microbes. Most antigens are proteins that serve as the stimulus to produce an immune response. The term "antigen" comes from ANTI-body GENerating substances.
Usually they start of happy as the person begins to change later on in the relationship
But I am not sure but I think the answer is
C. Happy
Viral, bacterial, fungal, communicable? I know three not sure on the fourth one sorry
Answer:
40 and 60 minutes per dey
Explanation:
They recommend that overweight and obese people who wish to lose weight should exercise between 200 and 300 minutes per week, to lose about 2000 kcal per week.
So, if they exercise Monday through Friday, they should do about 40 to 60 minutes daily.
