Which is your favourite country (among the countries you have visited or the country you want to visit)? What makes that country your favourite?
(write about it in about 50 words)

An atom of nitrogen had seven protons in its nucleus. how many electrons does it have

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.