Biology, 27.06.2019 16:50 squadfam2024
Afarmer observed that an increase in the nitrogen content of the soil in a field was followed by an increase in producer productivity. what does this observation most likely indicate about the relationship between nitrogen and the producers in the field? 1points a nitrogen was a biotic factor. b nitrogen was a limiting factor. c nitrogen became a surplus resource. d nitrogen became a selection pressure.
Answers: 1
Biology, 21.06.2019 20:10
4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.
Answers: 1
Biology, 22.06.2019 03:30
The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.
Answers: 1
Biology, 22.06.2019 05:30
Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d
Answers: 2
Biology, 22.06.2019 05:40
Glycogen is an energy-storage molecule in humans. a hormone that is called insulin controls the storage of glycogen in the liver. insulin is made up of amino acids.
Answers: 2
Afarmer observed that an increase in the nitrogen content of the soil in a field was followed by an...
Mathematics, 05.05.2020 00:59
History, 05.05.2020 00:59
Computers and Technology, 05.05.2020 00:59
Biology, 05.05.2020 00:59
Mathematics, 05.05.2020 00:59
Mathematics, 05.05.2020 00:59
Mathematics, 05.05.2020 00:59
Mathematics, 05.05.2020 00:59
Mathematics, 05.05.2020 00:59