In order to provide evidence that these vents may be areas where life originated, which of the following states a null hypothesis Haden might have used to begin his research?

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Awire-hair terrier and a smooth-hair terrier are mated. the offspring produced are 6 wire-hair puppies and 2 smooth-hair puppies. a. what pattern of inheritance best describes this situation? b. what is the genotype(s) of the wire-haired puppies? of the smooth-haired puppies? c. what would be the expected genotype and phenotype ratios of a mating between 2 wire-haired terriers that are heterozygous?

Were you able to observe the nucleolus in any of the cells if so which ones