Which disturbance would result in primary succession? a. harvesting wheat by using a combine harvester at the end of the growing season b. controlled burning to stimulate the growth of forest trees such as sequoia c. the formation of surtsey, a volcanic island off of the southern coast of iceland d. the effect of a large herd of elephants on the grasses and shrubs in an area

The development of_ factored in the development of complex organisms.

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Across of blue x blue (both heterozygous) would result in