Biology, 25.07.2019 14:40 igotit1234
What effect does eutrophication have on aquatic ecosystems? a.)it prevents sunlight from reaching aquatic life below the water’s surface. b.)it negatively impacts aquatic vegetation but is beneficial for all aquatic animals. c.)it decreases carbon dioxide concentration, which is harmful for aquatic animals. d.)it lowers the concentrations of nitrogen and phosphorous available to marine animals.
Answers: 1
Biology, 21.06.2019 19:30, texas101st78
Agroup of students are walking in the park, and one of them takes a picture of a pollen grain that is being blown by the wind. what caption can the student use for this picture? fahrte "littl1111111nimmt-hhhfull film# # #gene mutation in actiongene flow at workgenetic drift as it happensnatural selection in progresshii
Answers: 2
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
What effect does eutrophication have on aquatic ecosystems? a.)it prevents sunlight from reaching a...
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