Answer: 1. It increases heart rate, which pumps more oxygen to the brain. It aids the release of hormones which provide an excellent environment for the growth of brain cells. Exercise also promotes brain plasticity by stimulating growth of new connections between cells in many important cortical areas of the brain.
2. Ratey writes that exercise improves learning on three levels: "First, it optimizes your mind-set to improve alertness, attention, and motivation; second, it prepares and encourages nerve cells to bind to one another, which is the cellular basis for logging in new information;
3. Well yes, depending wether or not if they have to work on the same skills as the adults have to. For example if it’s something like a journalist, or a work that requires focus and attention then yes.
Explanation:
Answer:
False
Explanation:
synthetic is fake so doctors would not use a synthetic steroid
Explanation:
Each hemoglobin molecule is made up of four heme groups surrounding a globin group, forming a tetrahedral structure. ... There are four iron atoms in each molecule of hemoglobin, which accordingly can bind four atoms of oxygen. Globin consists of two linked pairs of polypeptide chains.
The correct answer is; True
Protein can be found in both animals and vegetables.
Protein is one of the three major macronutrients that is important to building muscle mass. Protein is commonly found in animal derived foods and some vegetables. Animal protein sources (such as meat, eggs and fish) are known to be complete sources of protein because they have all the essential amino acids that the body requires, while plant protein sources (such as nuts and beans) are known to be incomplete sources of protein because they do not possess one or more of the essential amino acids.
