What do a sunflower and a lion living 50 years ago have in common

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

Why is a mushroom considered a heterotroph

Urgent in guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?