A main function of the leaf petiole is a. to extend the leaf blade away from the stem so the blade can collect sufficient sunlight. b. to keep the leaf away from the secondary meristem of the stem. c. to produce pollen. d. none of the above

Antarctica traps 70% of the world's fresh water in its ice. Which type of ice contains this freshwater?

Collagen is found in connective tulissue through out the human bosy. Collagen is made of three amino acid chains that arebteisted aroynf one another. Which of the following bestbexplains why collagen is classified as a protein A. It is found i.

Which of these is the most important reason to reduce demand for renewable resources? A. To allow the natural replenishment of the resource B. To reduce the need for recycling the resource C. To increase the natural value and price of the resource D.

An anthropologist discovers the fossilized heart of an extinct animal. The evidence indicates that the organism's heart was large, was well-formed, and had four chambers, with no connection between the right and left sides.

Two amino acids are joined together by a peptide bond to form a dipeptide. what is the by-product of this process?

On the average, the Neanderthals were physically: a. taller and thinner than modern humans b. much more lightly built than modern humans c. shorter and more muscular than modern humans d. probably weaker than modern humans e.

Sunflower plants have smooth and fleshy stems. Based on these characteristics, which type of plant could it be? A.) Herbaceous B.) Woody C.) Monocot

Which of the following is the best definition of Genetics? a. The passing of traits from parents to offspring b. A child can get different forms of a trait from their parents c.

Classify each phrase as describing a competitive inhibitor, uncompetitive inhibitor, or mixed (mixed noncompetitive) inhibitor. Note that K m refers to apparent K m.

The nurse observes that a patient has an ingrown toenail that is hindering the patient's ambulation. what treatments does the nurse suggest for this patient?