Mollusks with shells have a or an __________________ muscle that allows the shell to open and close
Fill in the blank(s) with correct word
abductor
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A fetus develops a malformation in the pituitary gland which causes it to lack melanocyte-stimulating hormone. This results in lack of skin and eye coloration, similar to albinism. The malformed portion of the pituitary gland is a structure called the ________.
What will be an ideal response?
Which of the following is a characteristic of a covalent bond?
A) The molecule is always polar B) Electrons are shared C) Protons are involved in the bond D) Electrons are donated
In an adult female, the body consists of about ________ percent water
A) 60 B) 50 C) 40 D) 70 E) 80
________________________________________ cells are specialized cells that control cardiac muscle contractions
Fill in the blank(s) with correct word