They can act as enzymes, transporters of other molecules through membrane and haemoglobin which carries oxygen in the red blood cell.
some globular proteins are made of polypeptides e.g. haemoglobin which is made if 2 β-polypeptide chains and 2 α-polypeptide chains.
<span>This person is protected from the disease due to a slow production of antibodies. The person already had lack of antibodies before contracting the disease, a primary immune response the moment they contracted the disease, and they can use their slow production of antibodies to combat the disease as a secondary immune response if they come in contact with it again.</span>
Answer:
Both differentiated cells and sex cells generally do not undergo mitosis past a certain phase of development. These differentiated cells include neurons, myocytes (muscle cells), keratinocytes (skin cells), and most blood cells, including B-cells, T-cells, and red blood cells.
Explanation:
Answer:
1st blank: four nitrogenous bases each. (cytosine, adenine, and guanine)
2nd blank: DNA had thymine
3rd blank: RNA has uracil
Nucleic acids, which include DNA (deoxyribonucleic acid) and RNA<span> (ribonucleic acid), are made from monomers known as nucleotides. Each nucleotide has three components: a 5-carbon sugar, a </span>phosphate<span> group, and a nitrogenous base. If the sugar is deoxyribose, the polymer is DNA.
hope this helps you !!!!</span>
