Answer:
If there is low genetic diversity, she needs to introduce something into the system to increase the variation. I would suggest breeding the orange trees with other new orange trees to change the allele frequencies, which is called gene flow.
Likely the fungi are attacking them somewhere that they have decreased resistance, and if more alleles were introduced, there would probably be evolution towards a genotype that promotes defense against these fungi.
Answer:
Oxygen was not present on early earth
Answer:
Corbin recently found out that he has cancer, and he now strictly follows a treatment, diet, and exercise program that the doctor thinks will be helpful in keeping the cancer from spreading. These behaviors best illustrate <u>problem-focused</u> coping.
Explanation:
Problem-focused coping seeks to tackle the stressor head-on allowing the individual greater perceived control over their problem resulting in :
- Managing and changing the stressor
- Use if problem seems alterable
- Confrontice coping
- Planful problem solving
As Cobbin is strictly following treatment, diet and exercise programs that the doctor thinks will be helpful in keeping the cancer from spreading, Cobbin is showing <u>problem-focused coping.</u>
Answer:
okay I will do that since you asked do nicely :)
The flu vaccine changes every year. The flu vaccine is based on a predicted strain that is anticipated to be the most infectious that year. Thats why people who sometimes get the vaccination still get the flu, they don't have the antibodies for the strain they were infected with. Strains for viral disease don't change very much and usually the vaccination for them cover them well.