Biology, 18.08.2019 23:30 nrosario33
Closest to which date is the southern hemisphere tilted most directly toward the sun? a. december 21 b. march 21 c. june 21 d. september 21
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Biology, 21.06.2019 20:00
Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium
Answers: 1
Biology, 22.06.2019 10:30
In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.
Answers: 2
Biology, 22.06.2019 15:30
On his trip to the galapagos islands, darwin determined that animals on the islands
Answers: 1
Closest to which date is the southern hemisphere tilted most directly toward the sun? a. december 2...
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