Answer: 4. Problem solver
Explanation: you're working to fix a known problem
I think the correct answer would be A. The yolk sac becomes the placenta. It is membranous sac that is attached to the embryo. It provides all the nutrition and the blood cells needed by the embryo. It is also called the umbilical vesicle.
Answer:
Operations of heavy machinery should be avoided.
Vehicles should not be driven at the period of medication.
Intake of alcohol and alcoholic beverages should be avoided 2 hours before intake of the medication,or within 8hrs after drug administration.
All these are essential to avoid accident from possibly drowsiness.
Explanation:
Insertion
Genetic stability maintenance requires an extremely accurate mechanism for DNA replication and mechanisms for fixing the several accidental lesions that occur continually in DNA. Spontaneous changes in DNA are temporary due to immediate correction process called DNA repair. DNA repair’s importance is very evident from the huge investment that cells form in DNA repair enzymes. In 1000 accidental base changes in DNA , fewer than one results in a permanent mutation due to the efficient elimination by the DNA repair.<span> </span>
In terms of environmental economics, the only factions that disagree with one another are environmentalists and economists.
This is false.