Which recent discovery led to a new understanding of how genetic mutations increase the risk of cancer?
double helix structure of dna
brca1 and brca2 genes
nucleic acid monomers
chemical composition of proteins

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?