You are studying a mini-ecosystem that you created from samples of lake water, plants, and sediment. Your teacher tells you to drop about 10 sesame seeds on the top of the water because they will attract some interesting organisms. One week later, you
see that the seeds are surrounded by white fuzz that is extending off of the seeds, and you conclude that the decomposing seeds have been colonized by
A) diatoms.
B) brown algae.
C) unikonts.
D) water molds.
Answer: D
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An area with many endemic species, some of which are disappearing.
A. hotspot B. habitat loss C. edge effects D. megafaunal extinction E. extinction vortex
Cap
A. is involved in positive control. B. stands for cyclic amp protein. C. works in conjunction with cAMP. D. is involved in negative control. E. is involved in positive control AND works in conjunction with cAMP.
The hierarchical system of nomenclature
a. allows diversity to be catalogued. b. organizes knowledge about species relationships. c. permits organisms to be identified. d. sorts organisms into groups. e. includes all of these
What is the relationship between linked genes and syntenic genes? Are syntenic genes always linked?Are linked genes always syntenic? Describe what is meant by each term
What will be an ideal response?