Biology, 09.11.2020 16:20, staxeeyy767
There are four mechanisms that can cause changes in the frequencies of genes in populations: mutation, migration, genetic drift, and natural selection. All four are mechanisms of evolutionary change. What is genetic drift? A) In a population, it is the changes in allelic frequencies of a gene that are due to chance. B) A random error/change in the DNA sequence. These may be inherited or occur in cells during the lifetime of the organism. C) Also known as gene flow. It is any movement of individuals and/or the genetic material they carry, from one population to another. D) There is variation in any population; differential reproduction occurs and over time a more
Answers: 3
Biology, 22.06.2019 01:50, Travon6524
Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar
Answers: 1
There are four mechanisms that can cause changes in the frequencies of genes in populations: mutatio...
Mathematics, 17.04.2020 06:48
Biology, 17.04.2020 06:48
History, 17.04.2020 06:48