Which of the following most likely explains why the chemical symbol for calcium is Ca? a.) The symbol C was already used for carbon.

b.) The symbol was assigned by modern alchemists.

c.) Calcium is made of more than one type of atom.

Texas has an impending storm, and california is experiencing a water crisis. match the technologies with the state that can use them to reduce the effects eddies natural hazards. texas is the storm cellar and the wood that is crisscrossed. california is the dam and the storage tanks

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

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