Answer:
A cell is basically made of biological molecules (proteins, lipids, carbohydrates and nucleic acids). These biomolecules are all made from Carbon, hydrogen and oxygen. Proteins and nucleic acids have Nitrogen.
Explanation:
Answer: It is an example of a mutualistic association
Explanation:
Mutualism is a form of ecological interaction that involves two species of organism in which the two organisms benefits from the association by working together. The Acacia species with hollow thorns house the stinging ants which protects the Acacia tree from external enemies and the stinging ants benefit by feeding on the plants nutrient and also receive accommodation from the acacia tree. The two species benefit by working together, Acacia tree benefit by receiving protection from external dangers and the ants benefit by receiving accommodation and food.
The X can possibly be the sex chromosome. Like for human female we have the XX chromosomes and when the allele is on the X chromosome we write as X with a R as the superscript on top right.
Answer:
1.) DNA Fingerprinting- a positive out come of this is when some one commits a crime and leaves finger prints they can be used to find the person who committed the crime
Land use involves the management and modification of natural environment or wilderness into built environment such as settlements and semi-natural habitats such as arable fields, pastures, and managed woods. Land use by humans has a long history, first emerging more than 10 thousand years ago. It has been defined as "the purposes and activities through which people interact with land and terrestrial ecosystems and as "the total of arrangements, activities, and inputs that people undertake in a certain land type. Land use is one of the most important drivers of global environmental change.