The Δ508 mutation causes the deletion of three bases from a polypeptide chain. Which statement about this mutation is accurate?
A. The polypeptide chain is unaffected by the mutation because the body can repair the mutation.
B. Because the pattern is in groups of three, the effect of the deletion on the polypeptide chain is minimal.
C. The deletion of the bases has no effect on the rest of the polypeptide chain.
D. In the polypeptide chain, the mutation could change every amino acid that follows the point of the mutation.

advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.

what bodys are there orbiting?