Biology, 13.03.2020 22:11, sarahholt517
The process of natural selection
1. is possible only when spontaneous mutations are forced by environmental pressures
2. is fundamentally a natural process that operates independent of the condition of the environment
3. shapes the genetic characteristics of a species as a consequence of adaptation
4. alters the genetic code in random and unpredictable ways
5. modifies the phenotype of individual members of a species
Answers: 2
Biology, 21.06.2019 19:30, myaaa13754
Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5
Answers: 1
Biology, 22.06.2019 03:50, FoxGirl1971
2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms
Answers: 2
The process of natural selection
1. is possible only when spontaneous mutations are forced by...
1. is possible only when spontaneous mutations are forced by...
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