Answer:
I believe the answer is C and D
i really hope this helps
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Explanation:
Answer:
Linckia laevigata (sometimes called the "blue Linckia" or blue star) is a species of sea star in the shallow waters of tropical Indo-Pacific.
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<span>Receptors that provide animals with information from their internal environment are located in A. the eyes and the ears. Blood vessels, organs, erythrocytes or leukocytes are not part of the 5 senses. </span>
"The oxytocin in blood stimulates the pituitary to secrete more oxytocin" is the way among the following choices given in the question that <span>the level of oxytocin is controlled by a positive-feedback mechanism. The correct option among all the options that are given in the question is the second option or option "B".</span>
Biotic and abiotic factors make up an ecosystem. To survive, biotic factors need abiotic factors
