Your gender, whether you are a male or female, is determined by the

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm