1.In solution, Hydrogen Bonds enable a water molecules be weakly connected to to other water molecules2.Cholesterol is not classified as a protein3.A hydrogen Atom from which its electron has been removed is a proton4.Chromosome #21 in humans, by convention, is the second smallest autosome5.Ribosomes are involved in genetic transcription6.Most known genetic Diseases result from mutations that cause a gene to produce a defective _____ which blocks the functioning of a metabolic pathway7.Descendents can have different alleles, chromosomes content and/or phenotypes from those of their ancestors soley as a consequence of mutation8.All species can be further subcategorized with regard to sexual dimorphism9.An allele of a normal gene arises by a new mutation in the original gene10.The number of chromosomes in the human karyotype is11.Continous nerve conduction describes impulses which have no refractory period12.Most plants use a special one way valve that enables them to pump water from the ground to leaves