Sexual reproduction is more time consuming compared to asexual reproduction, which of these would NOT be a reason why organisms would engage in sexual reproduction?

An organism is provided with two different diets, and shown below is the average energy contribution from a daily intake of both types of diets.

Based on the relative contribution to energy from protein, carbohydrates and fats, this organism would most likely be a(n):

Which of the following behaviours is most likely to be observed in a hind-gut speacialised herbivore, that is less likely to be seen in a foregut specialised herbivore or an omnivore?

 Which of these enzymes is responsible for protein breakdown?

Which of these is NOT among the common elements that make up nearly all animals?

 In which of the following areas are lipids NOT digested?

Inhibition of peristalsis through the gut would lead to what primary complication for an animal?

 Which of these stored nutrients is generally used FIRST during periods of negative energy balance?

You open up a muscular pouch within the foregut of a bird's digestive system and find many small pebbles that appear to be of the same type and size. What are these here for?

You are a zoology student studying land mammals in Booderee National Park, Jervis Bay. You find a small, carnivorous, marsupial mouse called Kellius kazae. When you examine its teeth, you would expect to see: