Answer:
The polarity of the phospholipid makes it ideal for a building block of cell membranes.
Explanation:
There is the tails which are hydrophobic (water fearing) and the heads which are hydrophilic (water loving). These properties of phospholipids allow the tails to go towards eachother and heads to face the water which maintains a solid structure allowing certain materials to pass through.
The correct answer is option 3, that is, lysosome.
The lysosomes comprise hydrolytic enzymes essential for intracellular digestion. They are commonly found in the cells of animals but are rare in plant cells. In the plant cells, the hydrolytic enzymes are most often found in the vacuoles.
The other mentioned components like cell wall are exclusively found in plant cells, not in animal cells, vacuole is found in both plant and animal cells, it is bigger in plant cells in comparison to animal cells, and the mitochondria are witnessed in both plant and animal cells.
Answer:
D. It is non-living
Explanation:
If something is not made of cells, it cannot be alive.
Two ethical issues of using Biotechnology are Affordability and Privacy. Two social issues of Biotechnology are Harm to the environment and Bio-terrorism.
<u>EXPLANATION: </u>
- The most concerning ethical issue of using biotechnology is the cost and access to new treatments.
- The drugs that break clots that cause heart attacks, for example, are extremely expensive and so the common people cannot afford them.
- The second ethical issue is Privacy.
- The technology can decode the human genome which might reveal the future health information of a person.
- The first social issue of using biotechnology is the harm to the environment.
- It is not sure how will the ecosystem react when a new organism is introduced in the ecosystem.
- Another social issue is that terrorists might make new superbugs or infectious viruses, using biotechnology, which might not have any cure.
Infection, which are antigens that harm your body.
