A microbe from a high-temperature hot spring is isolated. What is the best way to tell if this microbe is an archaean? Choose one: A. Assay its cell wall material for peptidoglycan, an indicator of an archaean. B. Look at it with an electron microscope to determine if it lacks a nucleus, indicative of a prokaryotic archaean. C. Sequence some of its genome to determine what other organisms it is phylogenetically related to. D. Nothing needs to be done. The fact that it was isolated from a high-temperature environment indicates that it is an archaean.

To store strawberries in sugar syrup, lucy placed them in a jar and covered them with sugar but did not add any water. do you think syrup will be formed? justify. a. no. since water is not added, there cannot be any syrup formation. b. no. the higher concentration of sugar on the outside will cause the water from the sugar to diffuse in the strawberry cells causing them to swell without formation of any syrup. c. yes. the higher concentration of sugar on the outside will cause the water from the strawberry to diffuse out resulting in syrup formation. d. yes. the sugar will melt over time and form the syrup.