It’s opening a box then closing it back then open then close
Answer:
Explanation:
I think it is: acetylcholine (neurotransmitter) - motor neuron - contract
second question: diffusion because of opening of ca2+ channels
Answer:
When Carl Woese developed the modern system of classification, he broke the previous kingdom of __monerans_ into the two kingdoms of Bacteria and Archaea.
For the answer to the question above, the answer is "Systemic Acquired Resistance''.
<span>it is a whole-plant resistance response and it occurs by following an earlier localized exposure to a pathogen. It is analogous to the innate immune system that can be found in the animals, and there is also an evidence that SAR in plants and innate immunity in the animals may be evolutionarily conserved.</span>
None; sharks don't have bones, instead, they have strong cartilage, much like what our noses are made up of
