<span>The WBCs(neutrophils) are responsible for
fighting infections. If a person has an infection the white blood cells are
bound to rise. The normal range for WBCs is (3.800-11000mm3 for adults and for
children, a normal range is 5000-10,000 mm3). This means that the WBCs of the
patient are within the normal range.</span>
Crossing over leads to genetic variation.
Crossing over is the process during meiosis during which homologous pairs of chromosomes exchange genes, giving rise to new combinations of genes within the chromosomes. This is an important source of genetic variation.
False, they do not contain a nucleas
A degree of longitude at the equator is equal to 111.32km
I think it’s true because there is scientific evidence that the earth is heating, there’s little to no debate about that. You look at Venus, it has a giant gas cloud that heats the surface to astounding temperatures and many of those gases are the same that humans pollute the earth with