Question 5 of11 Which hormone is secreted by the pituitary gland to stimulate development of ovarian follicles in females and spermatogenesis in males? Follicle-stimulating hormone Luteinizing hormone Somatostatin Cortisol

What is glycolysis? A series of chemical reactions that break down glucose without oxygen to create adenosine triphosphate The process of using pyruvic acid and myoglobin stored in muscle fibers to create adenosine triphosphate The process of replenishing adenosine triphosphate quickly using creatine phosphate stored in resting muscles A series of chemical reactions that break down glucose in the presence of oxygen, generating adenosine triphosphate

Viruses have many properties of life and therefore are considered alive A True B ) False

Which of the following best describes a bipolar neuron? multiple axons and one dendrite one axon that splits into two processes one axon and one dendrite one axon and multiple, highly branched dendrites

Why is the outside of a neuron positively charged? because chloride ions gather around the outside of the cell membrane because calcium ions gather around the outside of the cell membrane because sodium ions gather around the outside of the cell membrane because potassium ions gather around the inside of the cell membrane because sodium ions gather around the inside of the cell membrane

Fill in the Blank Question The mitotic phase during which spindle fibers attach to chromosomes is called square blank Need help? Review these concept resources.

The best definition of an antigenis. , a chemical that always combines with anthodies. a chemical that can eficitan anthody respire. a foreign substance. a pathogen.

Question 15 The blood in this circulation path would always be- oxygenated or deoxygenated? (1 point) A oxygenated B deoxygenated Question 16

In the cladistic classification system, tarsiers belong to the suborder of Haplorhines. True False

Define carrying capacity The carrying capacity of a population is Multiple Choice the maximum growth rate exhibited by a population during the exponential growth phase. the difference bet between the population's birthrate and deathrate. the maximum number of individuals that an environment can support. the minimum number of individuals required to ensure that a population survives.

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Which of the following types of cells is most responsible for responding to color? Rods Ganglion cells Bipolar cells Cones Optic nerve

Select the correct statement regarding chemical synapses. Neurotransmitter receptors are located on the axons terminals of cells. The synaptic cleft uses the action potential to transmit a chemical signal to the postsynaptic cell. Cells with gap junctions use chemical synapses. The release of neurotransmitter molecules gives cells the property of being electrically coupled.

The __ is a capillary network that produces a blood filtrate that enters the urinary tubules. glomerulus vasa recta interlobar capillary peritubular capillary

Movement of sodium ions into the muscle cell at the neuromuscular junction causes __ A. Repolarization of the muscle cell membrane B. Depolarization of the muscle cell membrane C. Re-uptake of acetylcholine D. Release of acetylcholine

The neurotransmitters dopamine and serotonin are associated with which emotion? fear joy anger

The movement of molecules and ions from the peritubular capillaries into interstitial fluid and then into the nephron tubule iscalled __ a. secretion b. reabsorption c. excretion d. filtration

B lymphocytes are directly responsible for cell-mediated immunity. Select one: True False

In the sequence of events for inspiration, what step happens immediately after contraction of the inspiratory muscles? Air flows into the lungs Intrapulmonary volume increases Thoracic cavity volume increases Intrapulmonary pressure decreases IDONT KNOWYET

Multiple Choice Question Select the statements that best describes the relationship between genes and chromosomes. Genes are variations of chromosomes and can change the structure of the protein product. Genes are composed of long strands of DNA organized into chromosomes. Chromosomes are composed of long strands of DNA organized into chunks called genes. Chromosomes break down to form genes during meiosis so that the genes can be easily separated during gamete formation.

Which cells secrete parathyroid hormone in the parathyroid gland? Hematopoietic cells Chief cells Parietal cells Follicular cells