Answer:
ajjajajsjddyjcucdjjdjdbjdjd
sjsjsjdjssd
Explanation:
jdjdjdbdbdbdndjjdjdjdjd
Answer:
One thing that ALL biogeochemical cycles have in common is. they involve the movement of specific chemicals between living and non-living things. they involve the changing of carbon into carbon dioxide. they are pathways for elements that get passed between only non-living things
Explanation:
It is true that the collecting tubules merge to form the ducts of Bellini.
Papillary ducts or collecting ducts or the renal collecting tubules were formerly known as the ducts of Bellini. They are structures which are present in the distal portion of the collecting ducts in our kidneys.
These ducts are formed when collecting tubules merge. They receive the renal filtrate, which is the precursor to urine, from a number of medullary collecting ducts and it empties into a minor calyx. These ducts regulate the reabsorption of water and also balances the electrolytes.
Hence option a is the correct option.
To learn more about collecting tubules here
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To provide a complete and accurate sequence of the 3 billion DNA base pairs that make up the human genome and to find all of the estimated 20,000 to 25,000 human genes.
DNA replication needs to occur because existing cells divide to produce new cells
