A plant hybridizer has been making multiple crosses between varieties of blackberry and raspberry, trying to produce a plant that produces the best fruit on the best and hardiest canes. One particular cross appears to be perfect, with one exception; the fruit is sterile, and produces only sterile seeds.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.