A bee sting can trigger a massive release of histamine, which causes ________ and a(n) ________ in arterial blood pressure.
A. vasoconstriction; increase
B. vasoconstriction; decrease
C. vasodilation; increase
D. vasoconstriction; oscillation
E. vasodilation; decrease
Answer: E
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Answer the following statements true (T) or false (F)
1. The organelle where aerobic or cellular respiration occurs is the mitochondria. 2. Lysosomes not only digest microbes but also are involved in the process of “cell suicide” called apoptosis. 3. Lysosomes are baglike structures that contain digestive enzymes. 4. Only about half the population have cells with flagella. 5. Chromatin contains both protein and DNA.
How can you determine whether or not you have a palmaris longus muscle?
What will be an ideal response?
One of the many functions of ____ is to span the plasma membrane and form channels that allow passage of molecules and ions into and out of the cell
a. carbohydrates b. nucleotides c. lipids d. proteins
Which abundant antibody is the only one to cross the placental barrier?
A) IgA B) IgM C) IgD D) IgG E) IgE