In the desired genes from one organism are combined with genes of another organism, resulting in a new combination of genes. a. hybridization b. recombinant dna c. selective breeding d. cloning

Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

What organ is the first to receive nutrients that have been absorbed from the digestive tract?