gsu Biology 1104 FINAL Exam Questions with Correct Answers 2025/2026

gsu Biology 1104 FINAL Exam Questions with Correct Answers 2025/2026 Communication between neurons at synapses relies on A) release of neurotransmitters from a pre-synaptic neuron B) binding of neurotransmitters to receptors on dendrites C) diffusion D) All of the above E) only A and B - Correct Answer D Which one of the following hormones is released by the posterior pituitary? A) TSH B) gonadotropin releasing hormone C) growth hormone D) adrenaline E) none of the above - Correct Answer E The region of the brain that controls involuntary actions such as breathing and "muscle memory" is the: A) thalamus B) cerebrum. C) midbrain D) hindbrain. - Correct Answer D Which pair of hormones is responsible for keeping blood calcium levels within normal ranges in some animals? A) thyroxine and thymosin B) aldosterone and insulin C) ADH and growth hormone D) calcitonin and parathyroid hormone E) insulin and glucagon - Correct Answer D . In a typical ovarian cycle of humans, on what day is an egg released? A) 1 B) 7 C) 14