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An excessive loss of H+could be caused by ______. The respiratory response would be to __________ and the renal response would be ________ reabsorption into the blood.

In response to respiratory acidosis, _________ intercalated cells synthesize HCO3-. As a result, blood pH ______ making the urine pH _______.

Which of the following tracheal structures allows for accommodation of the esophagus when the bulge of food passes and contracts during coughing

Which of the following hormones increases Na+ and H2O reabsorption and K+secretion?

Researchers find an unknown eukaryotic organism whose somatic cells each contain 72 chromosomes. If this species follows the same pattern as humans, its gametes would contain:

Match each checkpoint with its main function:

This question is worth 6 pts on exam 2. A simplified tree is given below. Some of the major eukaryotic groups are labeled and their relationships are shown in the tree. Blue dots are present at some of the nodes; these are lettered. Grey lines are shown on various branches; these are numbered. Y and Z are two groups at the branch tips on the left of the tree.  Using the tree above, determine whether each of the following statements is true or false. [a] Apicomplexans and ciliates are sister groups. [b] The most recent common ancestor of animals and choanoflagellates is C. [c] Diatoms and foraminifera are more closely related than diatoms and dinoflagellates. [d] The protists are a monophyletic group.

Here are the test questions. Essay_Questions_test_2.docx Each question is worth 20 points. 

Dr. Quartqortog is conducting a replication of a study on the role of neurotransmitters in memory. Which of the following neurotransmitters would this researcher most likely use to demonstrate support for past research that showed how particular neurotransmitters improved memory in sea slugs?

A simplified tree is given below. Some of the major eukaryotic groups are labeled and their relationships are shown in the tree. Blue dots are present at some of the nodes; these are lettered. Grey lines are shown on various branches; these are numbered. Y and Z are two groups at the branch tips on the left of the tree.  Using the tree above, determine whether each of the following statements is true or false. [a] Apicomplexans and ciliates are sister groups. [b] The most recent common ancestor of animals and choanoflagellates is C. [c] Diatoms and foraminifera are more closely related than diatoms and dinoflagellates. [d] The protists are a monophyletic group.