Involuntary muscles are not striated. Even among the striated muscles that are voluntary, the heart which is also a muscle, is involuntary. These muscles that are not striated are very smooth to the sight which is why they are also called Smooth muscles.
On the other hand the striated muscles, which are voluntary are highly fibrous and their primary function is to move the body voluntarily, and producing heat as a result of this muscle action.
Answer:
Bioethics is the study of typically controversial ethics brought about by advances in biology and medicine. ... Bioethicists are concerned with the ethical questions that arise in the relationships among life sciences, biotechnology, medicine, politics, law, and philosophy.
Explanation:
Research ethics are important for a number of reasons. They promote the aims of research, such as expanding knowledge. They support the values required for collaborative work, such as mutual respect and fairness. ... They support important social and moral values, such as the principle of doing no harm to others.
1 and 2 are right so A
3 is wrong because bile emulsifies fat not saliva
4 is wrong because teeth breaking up molecule doesn’t change the solubility of a molecule
Answer:
sink
Explanation:
When the ice did begin to be produced it would sink down, allowing more ice to form. Presumably the temperature of water below the surface would be lower then above the surface, so the ice would continue to sink.