Its B, because A is supposed to be a carbohydrate and D says lipids are inorganic but they are organic. Last C, Catalyst speeds up chemical reactions not lipids. So B is the right answer they make up part of the cell and cell membrane.
Answer:
Used as the primary source of energy in living organisms
Explanation:
Proteins are the main structural and functional molecules of the body. They make up hormones that are used in signaling, make up the structure of cells, immunoglobulins, carrier proteins, and etcetera. However, the main energy source of the cells is glucose (sourced from carbohydrates). Protein is metabolized as the last resort after glucose and fats. This is because protein breakdown has toxic nitrogenous byproducts (such as creatinine, ammonia, and urea) due to their amino group.
The medicare part B involves coverage for immunization, Seasonal flu, seasonal H1N1 flu, pneumococcal vaccine and Hepatitis B.
<u>Explanation:</u>
Medicare is a popular insurance coverage for elderly Americans that operates in 4 different modules the part A covers for inpatient expenses , part B covers outpatient expenses, the part C covers alternate medications and the part D covers medicine purchase for part C. All the coverage consists only commercially available vaccines. So the above given vaccines covers in the section of part B of Medicare.
Answer:
Cytosine
Explanation:
For both DNA and RNA,
the complementary nucleotide for Guanine is cytosine.
However, in case of RNA, the complementary nucleotide for Adenine is Uracil, whereas in DNA it is Thymine
The right answer is Calcium
99% of the calcium is located in the bone, ensuring the skeletal strength and the hardness of the teeth.
In children and adolescents, it promotes bone growth; in young adults, it participates in the maintenance of bone capital; in the elderly, it contributes to the prevention of osteoporosis.
Beside the bone, calcium has other functions like blood coagulation, muscle contraction, nerve conduction, activation of certain enzymes.
Adequate calcium intake - consistent with the recommended dietary intakes - would have a preventive effect against high blood pressure.
