Large doses of antibodies given to fight an infection are likely to destroy becteria that produce vitamin K. In which digestive organ do we find such beneficial bacteria?

A. Stomach

B. Large Intestine

C. Liver

An orange roughy fish eats squid and small fish. It also is eaten by predators like dolphins and sharks. Where would the orange roughy most likely appear on a food web? A. It is a primary producer because it provides food for the dolphins and sharks.

The region of the brain that coordinates the nervous and endocrine functions, including those related to homeostasis is the

How many stacked pennies would reach the moon? (assume that a penny is 1 mm thick.) ?

Some emotional responses to visual stimuli appear to involve no deliberate thinking. These emotional responses are said to follow a low road that bypasses the

Hair would be dry and brittle without the presence of? A) sebaceous glands B) keratin C) melanin D) fat

What role do electrons play in dehydration synthesis and hydrolysis?

While walking through the forest, you come across a plant that bears flowers with 3 petals leaves and has parallel veins. what kind of plant is this most likely?

Protein synthesis takes place on structures called

In a certain region, children are considered economic benefits. A rising trend in the fertility levels of the region is observed. Last year the fertility rate in that region was four children per woman.

Where does bicuspid valve lie in heart?