The walls of the human heart are made of a specialized form of muscle tissue known as cardiac tissue. This cardiac, or heart, tissue contracts the chambers of the heart to cause rhythmical beating and blood circulation. Tissues in the human body, such as cardiac tissue, are made up of

A.

nerves.

B.

blood.

C.

organs.

D.

cells.

please help meee

What substance acts to prevent sudden ph changes in bodily fluids?

14) whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.

The table above shows five different types of chromosomal abnormalities that can occur during meiosis. they result in either an individual having too many or too few chromosomes in their genome. what is the most likely cause of these chromosomal abnormalities?