True or False. Some plant roots are sweet because they store excess sugars made during photosynthesis. 

Which of the following are ways in which a plant prevents dehydration:

In the event of an injury, the platelets in your blood secrete blood clotting factors that lead to the release of even more blood clotting factors from neighboring platelets. Blood clotting factors increasingly flood the site of injury until the cut is healed. This is an example of ___________ feedback. 

The human body is able to maintain relatively constant internal conditions for temperature, blood pH, and water balance. What part of the human body is the regulator that creates set points for each of these conditions? 

The sister chromatids are pulled apart by the mitotic spindle and move towards opposite ends of the cell during which phase of mitosis:

Which statement best describes Mendel’s law of segregation?

What is the term for animals that generate their own body heat and are not directly dependent on environmental temperature to be able to function?

Which statement best describes what occurs in the stroma during photosynthesis?

Sugars are transported through which structure in a plant?

Answer the following question in your own words. Note that the Uni-check plagiarism software is turned on and answers that have been copy-pasted from the internet or is a match with another student’s answer will be flagged. Students who are academically dishonest will be subject to disciplinary action as outlined in the syllabus.  You may use your notes as reference, but your answer must be in your own words.  Question:  Explain how vasoconstriction and vasodilation are used to maintain body temperature.