Many marine invertebrates, like this sea slug, maintain salt concentrations in their body tissues similar to those of the sea water around them. 1. How would you expect osmosis to affect the water balance in these organisms?

A. The slug is not in danger of dehydration or swelling due to osmotic water movement.

B. The slug would need to continually release dilute urine to maintain an osmotic balance.

C. The slug would need to continually release concentrated urine to maintain an osmotic balance.

The instructions for making proteins come originally from

Protein synthesis actually begins in the nucleus when transcribes a single gene on the dna molecule is copied. the process of copying this gene is called this copy is known as and contains the protein building instructions. this copy is sent out into the cytoplasm to the part of the cell known as the the of the ribosome will join together to form a functional ribosome when they attach to the mrna. as the mrna moves through the ribosome, the message is read by transfer rna brings the correct back to the ribosome. the amino acids are placed in the correct order and are hitched together by

What must be done to breed dogs for a partical trait