Hemoglobin from two species is compared. On the long protein chains, there are three locations where the amino acids are different. Where would you place the common ancestor of the two species on the "tree of life," and why?

Identify the major difference between a community and a population in an ecosystem and give one example of each.

This Is An Organism that feeds on primary producers and make up the second tophic level

Yannick's class measured the width of one leaf several times. The values that the class recorded included 10 mm, 8 mm, 15 mm, 5 mm, and 13 mm. What is lacking from the measurements that the class made? A. calibrationB. precisionC. repetition D.

A nurse administers two serial intramuscular injections of betamethasone to a woman at 32 weeks' gestation who has been admitted in preterm labor. the nurse knows that this medication is given to accomplish what purpose?

What is gout. Is a particular patient population affected? Is there a common cause to the disorder? Do you know anyone with this disorder? What patient education or instructions need to be followed for treatment? Write three paragraphs on a disorder.

Which of the following is the best example of homeostasis in the human body? and why?

Dna determines the structure of proteins produce by cells?

What does a organism that is still has many cells produce spores and gets food from the enviroment

What are the main features of a eukaryotic cell? How do these features differ from those found in Bacteria and Archaea?2.

What organelle is believed to have once been a free living prokaryote that moved into our cells and became a permanent guest? Select one: a. mitochondria b. nucleus c. cytosol d. none of these