The class decided to humanely euthanize the organism and subsequently dissect it. Having decided that it was probably not a reptile, two of their original hypotheses regarding its identity remained
Which of the following, if observed, should help them arrive at a conclusive answer? A) presence of moist, highly vascularized skin
B) presence of lungs
C) presence of a nerve cord
D) presence of a digestive system with two openings
B
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Gamma irradiation has been used to sterilize certain types of foods. There are, however, certain limitations on its effectiveness. One of these is that it will only work on
A. foods that are not in metal cans. B. moist foods. C. dry foods. D. It is effective with all foods.
Which cell structure is most likely responsible for sensing gravity?
A. central vacuole B. Golgi appartus C. chloroplast D. amyloplast E. apical meristem
DNA was first described by _____ in 1869
a. Johannes Miescher b. Frederick Griffith c. Oswald Avery and Macly McCarty d. Alfred Hershey and Martha Chase e. Maurice Wilkins
Which is an example of a monounsaturated fat?
a. butter b. olive oil c. coconut oil
d. vegetable oil e. omega-6 fatty acids