To ensure that their results are not due to chance, scientists will usually carry out an experiment a number of times, a process called replication. devise a practical experimental approach, incorporating replication of the experiment. need fast plz and you

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air

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