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Biology, 22.06.2019 00:30, savannnab1890
According to the cladogram, which organisms have roundworms as a common ancestor?
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Biology, 22.06.2019 04:00, egr1387
What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.
Answers: 3
Biology, 22.06.2019 08:00, suhailalitariq
Which feature of a human community is similar to a niche in a biological community
Answers: 2
Only special bacteria can use nitrogen in our atmosphere and "fix" it so other organisms can benefit...
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