Please help i’ll give brainlist A scientist discovers a new molecule that is a long polymer that consists of a single
strand of nucleotides. What type of molecule did the scientist most likely find?
A
RNA
protein
c
polysaccharide
D
triglyceride

Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

Which of the following can occur to two segments of a population if they are geographically isolated 1.) they can only share some types of genes 2.)both groups most likely become extinct 3.)they find a way to come back together 4.)eventually they become separate species

Approximately how much solid waste do americans produce annually? a) 250 tons b) 250 thousand tons c) 250 million tons