What is the definition of epistasis? A. when the allele of one gene changes the phenotype of another gene

B. when the allele of one gene masks the genotype of another gene

C. when the allele of a gene changes the phenotype of another allele of that gene

D. when the allele of one gene masks the phenotype of another gene

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.

i wish i could with all of them i can barley see the first one so here's the answer to the first one b