What are elements? - a chemical substance composed of atoms of two or more different types of atoms -substances that are made up of only one type of atom -subatomic particles with a positive charge - only found on earth

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

Do plant cells perform cellular respiration?

Tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d