Which organisms contain the smallest, least complex cell types?
A. Animals
B. Fungi
C. Plants
D. Bacteria
Answer: D
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Based on the literature, you hypothesize that students in traditional biology lectures will have the same grades as students in online biology lectures. You decide to test your hypothesis by comparing grades of students in traditional and online biology lectures over a semester. As a result of the experiment, you observe that the grades in the traditional lectures and the grades in the online
lectures are not significantly different. What do these observations allow you to do? A. develop a scientific theory B. reject the hypothesis C. accept the hypothesis without further question D. reject the null hypotheses
Match the following items with the correct phrases.
_______1. A ringworm infection of the scalp, eyebrows, and eyelashes _______2. An infection of the palms of the hands and, less commonly, the neck and feet caused by Hortaea werneckii _______3. An infection of scalp hair and, less commonly, eyebrows and eyelashes caused by Piedraia hortae _______4. An infection of moustache, beard, pubic, and axilla hair, usually caused by Trichosporon beigelii _______5. A ringworm infection of the soles and between the toes A) Black piedra B) White piedra C) Tinea nigra D) Tinea capitis E) Tinea pedis
Which of the following statements about the development of bone in humans is NOT true?
A. Bone breakdown and replacement occur throughout life. B. A primary ossification center forms in the middle of a long bone. C. A secondary ossification center forms at the end of a long bone. D. A cartilaginous disk remains between the primary and secondary ossification centers until old age. E. Bones may form within a cartilage model or within a membrane matrix.
The maintenance of a constant internal environment in an organism is called _____.
Fill in the blank(s) with the appropriate word(s).