Endocasts of Homo erectus (left) and Homo sapiens (right) illustrate rapid increase in brain size. As early humans faced new environmental challenges and evolved bigger bodies, they evolved larger and more complex brains. Large, complex brains can process and store a lot of information.
Answer:
Ideally, the experimental and control groups are identical. As much as possible, the two groups should overlap in every characteristic.
Explanation:
At the beginning of your study, you need your two groups to be as statistically similar as is humanly possible. That way, when you control for other variables, you can reasonably attribute any statistically significant differences at the end of the study to your intervention.
Answer:
Divina should change her life style to become more healther and fit, to acheive her goal she could takeup six stratigies -
1. drinking lukewarm water after geting up in the moring that will make her hydrated
2. 6 to 8 hours of sleep to renerguzed the body and provide rest
3. Eat healthy and balanced diet with all macronutrients and fibers
4. Physical exercise about 45 minutes to one hour for endurance, stamina and strength.
5. Drinking 3 litres of water in a day to hydrate the body.
6. Do not over eat or perform physical work intensely without warming up the body to avoid injuries.
Answer:
Vulvodynia
Explanation:
Vulvodynia is the medical term used to describe a chronic condition of long-lasting, severe pain around the vaginal orifice, which feels raw. Medically, the severe pain lasts for at least three months either constantly or occasionally. The pain could be generalized throughout the entire vulva or localized to a certain area of the vagina like the opening of the vagina.
Vulvodynia is usually doesn't have an identifiable cause, because it usually not traced to an infection.