2) ADP is similar to rechargeable batteries because it can be continuously combined with inorganic phosphate to produce ATP which is hydrolysed in any energy requiring process back to ADP which can be recombined with inorganic phosphate to reproduce ATP.
3)ATP is manufactured in the mitochondria.
4) Not sure what a macromolecule is. (I did the old GCSE.)
5) From the electron transport chain when electrons gradually lose energy (from photo-excitation) as they are passed from one electron carrier to another.
C. Protective over young cubs
Answer
In any society the number of children produce depend upon the following factors:
1. desire for large families
2. prevalent child mortality
3. knowledge- knowledge on to use family planning, available options, side effects and migration measures, available services and cost.
4. access to quality family planning services
The role of children in society as future providers for family is an important determinant of fertility rate. Africa is still poor under developed and primarily an agrarian/rural society. Mortality rates are also high for children and adults. As a result women tend to produce more child as they know that some of them will die during childhood or adulthood.
A root system is the answer to this question that I already took like 5mins ago XD