Bacteria live in the roots of plants and the plants to get nutrients. what type ofsymbiotic relationship is this? a. mutualismb. parasitismc. commensalismd. none of the above

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

Natural resources are any materials that humans obtain from the earth to meet our wants and needs.

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.