Physics, 02.08.2019 17:50, andrejr0330jr
Which are characteristics of natural selection? check all that apply. it affects populations. it affects only individuals. it occurs when there is genetic variation. it occurs when organisms are genetically identical. it selects organisms with certain traits to survive. it selects organisms at random to survive.
Answers: 2
Physics, 21.06.2019 17:00, edwardp03418
Trumpeter a holds a b-flat note on the trumpet for a long time. person c is running towards the trumpeter at a constant velocity. person b is running away from the trumpeter at the same rate. person d is standing still the whole time. which person hears a frequency that is lower than the b-flat?
Answers: 1
Physics, 22.06.2019 11:00, jackiemiranda2010
Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line
Answers: 2
Physics, 23.06.2019 01:00, ryanbasdao
2. circled insects have mutations, or changes to their dna. how many of the offspring insects in this generation have mutations?
Answers: 2
Which are characteristics of natural selection? check all that apply. it affects populations. it af...