Answer:
the food web
Explanation: A food web is a conceptual model that represents the flow of energy through an ecosystem.
Answer: The SA node
Answer choices are:
<span>A. </span>The AV node
<span>B. </span>The SA node
<span>C. </span>The purkinje fibers
<span>D. </span>The AV bundle
The SA node<span> is the heart's natural pacemaker consisting of a cluster of cells located in the upper part of the wall of the right atrium. (the right upper chamber of the heart). The electrical impulses are produced and sent out from there to regulate heartbeat. This is also called the sinus code. </span>
Answer:
ADP (Adenosine diphosphate; di= two)
Explanation:
When the terminal (third) phosphate is cut loose, ATP becomes ADP (Adenosine diphosphate; di= two), and the stored energy is released for some biological process to utilize.
Bacteria - eubacteria kingdom - binary fission
blackworms - Oligochaeta - fragmentation
Hydras - hydrozoa - budding
copperheads - Reptilia -<span> parthenogenesiss
Fungi - Hypha - sporulation
</span>
btw blackworms, hydras, copperheads. Are all in the Animalia kingdom, the thing in the middle is the class.
I'm pretty sure that its the 3rd answer
