What disappears entirely in the deep ocean?

What's an easy explanation of the steps for the phosphorus cycle?

The Mariana Trench is the deepest part of the world's oceans. It is located in the western Pacific Ocean and reaches a depth of over 36,000 feet. It is the result of a tectonic boundary that involves two high-density plates colliding.

Homeotic genes contain a homeobox sequence that is highly conserved among very diversespecies. The homeobox is the code for that domain of a protein that binds to DNA in aregulatory developmental process.

Suppose that we are dealing with four genes, each gene consisting of a dominant allele (capital letter) and a recessive allele (small case letter).

One disadvantage to experimental research is that experimental conditions do not always reflect reality. true or false

If you had purple flowers and white flowers the bees go visit the purple flowers more, why?

The word hyponatremia derives from the words hypo ("under" or "less") and natrium ("sodium"). The word natrium is the basis for the abbreviation Na for sodium.

Prokaryotes whose cell walls do not contain peptidogly can

Which is true regarding tolerable upper intake levels (uls) ?

Which cells quickly respond to produce antibodies on second exposure to the same antigen?