Biology, 20.12.2019 02:31 Tyrant4life
Afarmer sprays insecticide on his crops to kill unwanted insects. most of the insects die, and the chemicals have the effect of damaging the dna of the insects that are not killed. which of these has happened? a. sexual selection among the insects has changed the gene pool. b. genetic equilibrium has been maintained. c. mutations have arisen that may have altered allele frequencies. d. individuals with new genes have immigrated into the population.
Answers: 2
Biology, 21.06.2019 21:20, zay65307
Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.
Answers: 3
Biology, 22.06.2019 16:00, kevinh2683
One reason scientists are trying to develop fuel sources from corn and sugar is because these sources are renewable fossil fuels are being depleted these crops can be widely grown all of the above
Answers: 2
Afarmer sprays insecticide on his crops to kill unwanted insects. most of the insects die, and the c...
Mathematics, 13.04.2020 19:52