Test Your Animal Science Knowledge with this Fact-Filled Quiz!

Animal Science Key Facts

• Testosterone stimulates muscle development and inhibits fat deposition, while intramuscular fat is also called marbling.
• Lysozyme is a protective factor in milk that hydrolyzes bacterial cell walls.
• The mare breed ovulates 24 hours before the end of estrus.
• Frozen semen can last indefinitely if stored properly.
• Oxytocin is responsible for milk letdown.
• Gilts have more muscle than barrows at market weight.
• The medial sensory ligament separates the udder into left and right.
• A mare's udder consists of four glands and two teats.
• The rumen is the largest component of the ruminant stomach where fermentation occurs.
• Sheep are the species least likely to use artificial insemination on.
• Colostrum provides a source of passive immunity to newborn offspring.
• The standard for reporting milk production in dairy cows is 305 days.