This suggests that the cell membrane is a dynamic structure that can bend and invaginate to form vesicles during endocytosis. It is composed of a phospholipid bilayer with hydrophilic heads facing the aqueous environments (inside and outside) and hydrophobic tails sandwiched in between. The ability of the cell membrane to undergo endocytosis implies its flexibility and capability to change shape.
As you might now, protein is used as the building block of many things and even hormones. Protein malnutrition can produce amnesia, lack of muscle mass, impaired hormone function
The DNA in the nucleus transcribes it's genetic code into messenger RNA (mRNA ) that is sent from the nucleus to the ribosomes to be synthesized into proteins, which, primarily, are unique sequences of 20 amino acids. If there was a point mutation, for instance, in the DNA then another amino acid might be coded for and the protein would not assume it's proper shape. Form is function in proteins. ( a rather simplified explanation )
The smallest structural unit of a protein is the amino acid. The smallest functional unit of a protein is a little ambiguous, because some might consider the amino acid to be functional (after all, some can function as neurotransmitters). Or, some might consider the peptide (di, tri, etc) to be a functional unit. One could argue what exactly is the smallest functional unit of a protein.
If Hershey and Chase had found 32P and 35S in bacterial cells, they would have concluded that the DNA, labeled with 32P, was the genetic material that was being transferred into the bacterial cells during the infection process, rather than the protein, labeled with 35S. This would have provided further support for the idea that DNA, not proteins, carries genetic information.
Endocytosis is like a cell engulfing a molecule or particle in a vesicle, similar to how a person might "swallow" a piece of fruit or food. The cell surrounds and takes in the substance, much like how we take in nutrients through eating.
You might be looking for Aquaporins. Realize that that is not the only type of protein that can aid in osmosis. Aquaporins are a type of Channel Protein. There there are Carrier Proteins that serve a similar purpose, but do it differently. You can look this up in your class literature for verification.
The protein might be unable to function.
There is no Universal Carrier available. Every country has their own carriers, and even in the US, there is no universal carrier. In some cities Verizon might be better, in others Sprint might be better, and in some AT&T or T-Mobile might be better. It's best to ask locally.
A low cost carrier might pay $40 - 45 at the entry level. A traditional, legacy carrier, might start off at $50k. With 3 - 5 years of experience, a revenue management analyst can make $55 - 65 at a low cost carrier or at a legacy carrier.
One might purchase a Vaude baby carrier from a number of retailers. They are available to buy from 'John Lewis', 'Amazon', 'eBay', 'OutdoorGB' and 'Above and Beyond'.
Cyclin
No, but your private insurance carrier might require you to do so.
One might drink whey protein shakes to help supplement their diet with additional protein. Whey protein is a very fast absorbing type of protein so it is very useful for building and repairing muscle tissue after weight training.
No you can't transmit a disease to yourself but you can transmit it to someone else if you are a carrier of a disease . It might. It all depends if the carrier has an STD.
You might be able to get them off of eBay or Craigslist. You can usually get them from your home phone carrier.
By law, no, but Medicaid and/or your private insurance carrier might insist that you do so.