Awild-type strain of haploid yeast is crossed to a mutant haploid strain to make a diploid. what phenotypic ratios will be observed in the haploid progeny of the diploid? a. 50% wild-type and 50% mutant b. all wild-type c. 75% wild-type and 25% mutant d. 25% wild-type and 75% mutant e. all mutant

volcanoes (an event in the geosphere) release a large amount of particulate matter into the atmosphere. these particles serve as nuclei for the formation of water droplets (hydrosphere). rainfall (hydrosphere) often increases following an eruption, stimulating plant growth (biosphere).

feral cats are estimated to eat tens of millions of native animals each night in australia