vA narrow slab of minerals that is different from the surrounding rock is known as a . a. mineral rock c. vein b. geode d. none of the above Please select the best answer from the choices provided A B C D

Biology 1c cumulative exam i need awsners

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

What are the student's observations and inferences before he starts his investigation?