Answer:
A
Explanation:
insulin is released from pancreas when blood sugar level rises
<span>~Hello there!
Your question: Sam came home from school with a cold caused by a virus and his sister, Ana, caught it from him. Sam got well and went back to school. A few days before Ana got well, Sam came down with a cold again. Their mother said that Ana had given the cold back to Sam. How likely is it that their mother is correct, and what does it mean for Ana's chances of
getting sick again?
Your answer: Acquired immunity, he must have picked picked up a different disease virus so Ana can get sick again.
The answer is option A.
Hope this helps~
</span>
Answer:
I LOVE YOUUUUU THANK YOUUUU
have a blessed day omg thank you SO MUCHHHH
Explanation:
Answer:
A
Explanation:
Because there are two DNA strands in the DNA molecule and they both rotate around each other in a helix formation. So two helixes = double helix.
A solar eclipse is when the moon moves between the earth and the sun, so the moon casts a shadow on the earth
