Answer:
E) Ca2+ from the sarcoplasmic reticulum binds to troponin
Explanation:
The male produces the what ever it’s called
Answer:
A structure is found in stems but not roots is node (option C).
Explanation:
Nodes are the structures that allow the growth of branches, leaves and flowers from the stem structure. The nodes are usually part of the plant's module, containing meristematic tissue -in the form of buds- that allows the growth of branches and leaves.
Although nodes on the trunk can form adventitious roots, roots do not have nodes.
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Stems nodes and internodes brainly.com/question/1373895
