James was exposed to a pathogen when he was 10 years old and felt ill. What would most likely happen if he were exposed to the same pathogen when he is 12 years old? His body would destroy the pathogen before he felt symptoms. His reaction to the pathogen would be worse than the first. His antibodies would decrease, since he had been exposed already. New types of antibodies would be made in response to the second exposure.

नके विशिष्ट गुण हैं। प्रश्न 33, प्रकाश संश्लेषण को परिभाषित कीजिए। इस क्रिया

The primary function of erythrocytes (red blood cells) is

Количество аутосом в зиготе желтобрюхой шипящей змеи (Spilotes sulphureus) равно 34. Чему равно количество всех хромосом в её зиготе? В ответе запишите только соответствующее число.

James was exposed to a pathogen when he was 10 years old and felt ill. What would most likely happen if he were exposed to the same pathogen when he is 12 years old? His body would destroy the pathogen before he felt symptoms. His reaction to the pathogen would be worse than the first. His antibodies would decrease, since he had been exposed already. New types of antibodies would be made in response to the second exposure.

Which of the following most drectly has a reproductive function in flowering plants? \[ \begin{array}{l}\text { Anther } \\ \text { Guard cell } \\ 09 / 24-16: 39: 37\end{array} \] \( \begin{array}{ll}\text { Pith }\end{array} \) \( \begin{array}{ll}\text { xylem }\end{array} \)