Mutations that occur in skin or lung cells have little effect on the evolution of a species because mutations in these cells 1
usually lead to the death of the organism
2
cannot be passed on to offspring
3
are usually beneficial to the organism
4
lead to more serious mutations in offspring

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above