The atomic nucleus does NOT contain ________, which are negatively charged subatomic particles.
A. neutrons
B. electrons
C. protons
Answer: B
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The ____________________ system consists of all hormone-secreting tissues
Fill in the blank(s) with correct word
What process shuffles the alleles and causes homologous chromosomes to no longer be identical during meiosis?
A) synapsis B) cytokinesis C) crossing over D) formation of tetrads
Which solution would have the lowest concentration of hydrogen ions?
A) Solution with a pH of 5 B) Solution with a pH of 8 C) Solution with a pH of 3 D) Solution with a pH of 10
Increased levels of calcium in the blood of a pregnant woman would stimulate the secretion of ________, which would increase calcium loss in the urine.
A) calcitonin B) calcitriol C) parathyroid hormone D) thyroid hormone E) growth hormone