Spermatogenesis

Which type of spermatogonia divide to yield 16 primary spermatocytes?

What are the types of spermatogenesis?

What is the purpose of dormant type A cells in spermatogenesis?

What is the result of the long evolution of moietic prophase in spermatogenesis?

How many secondary spermatocytes are produced from each primary spermatocyte?

Which environmental factor is considered the most important in influencing the hypothalamus, pituitary, and testes in most species?

Which group of animals has their pituitary activated by decreasing daylight?

Which group of animals has their pituitary activated by long or increasing light periods?

Which group of animals has difficulty characterizing their sensitivity to light?

At what temperature range does spermatogenesis require for normal functioning?

Which group of animals has their pituitary activated by decreasing daylight?

Which group of animals has their pituitary activated by long or increasing light periods?

What is the temperature range required for normal spermatogenesis?

Which group of animals has difficulty characterizing their sensitivity to light?

What is the most important environmental factor influencing the hypothalamus, pituitary, and testes in most species?

True or false: Saliva is the secretion of minor salivary glands only?

True or false: The parotid gland in domestic animals secrete a watery secretion that contains protein but no mucin?

True or false: The submaxillary and sublingual glands secrete only mucous secretion?

True or false: The flow of saliva from the parotid glands varies during the day and increases during feeding and rumination in cattle?

True or false: The amount of saliva secreted per day is about 1.5 liters in cows?