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As cleavage divisions continue, the ball or layer hollows out to form the ____.
Q3: Populations in which individuals repel each other
Q25: The pancreas is located between the _
Q26: Humans ventilate their lungs by negative pressure
Q30: A man is found dead with no
Q35: Hemoglobin binds most strongly to _.<br>A) oxygen<br>B)
Q38: The mosquito is often a vector of
Q43: Heartburn is caused by the _.<br>A) gastroesophageal
Q49: As elevation increases, O<sub>2</sub>_.<br>A) availability increases<br>B) availability
Q78: The "small" in the small intestine refers
Q88: The blastopore is the _.<br>A) opening of