<span>D) The thrust of the air propels the balloon in the opposite direction.
Hope this helps!
-Payshence xoxo</span>
Answer:
D.
Explanation:
I think its D. sorry if its wrong
The correct answer should be The ability to reproduce only within a species.
1. B
2. <span>It needs to be understood if this really affects the cow or the consumer in any negative way.
3. C but i'm not sure
4. </span>The initial 2 aren't right. What's more, the third one is just valid if the therapeutic issue is y-connected so it's not ALWAYS. So that abandons you the last one, which bodes well on the grounds that the tyke gets qualities from the father too which impact it's wellbeing.
5. A but i'm not sure
6. <span>A high degree of illegal drug use among young adults
7. </span>C. Because everyone sneezing spreading their germs onto other because is obviously going to cause others to get sick.
They form memory cells in which those cells remember the same pathogen for faster antibody production, in aid of future infections.