In the steps of the scientific method, what is the process where a scientist writes down tentative explanations or statements about what he/she expects might happen under certain conditions?
a. observations
b. hypotheses formation
c. theory formation
d. experimentation
e. conclusions
Ans: b. hypotheses formation
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A. prions. B. not known to exist. C. composed of protein only. D. bacteriophages. E. also capable of causing disease in humans
The greatest limitation faced by terrestrial organisms is desiccation
Indicate whether the statement is true or false
Give examples of plants in each of the gymnosperm phyla. Differentiate among them with respect to morphology and
reproductive characteristics. Which is the most diverse? Least diverse? What will be an ideal response?
Which of the following would demonstrate a point mutation to the following DNA sequence: CAT GAT ATC?
A. GUACUAUAG B. AUGCUAUAG C. CATCATATC D. GUAAUCAUG