Which of the following statements cite evidence that supports or led to the discovery of the cell theory. Choose ALL that apply. Development of the microscope.

Meiosis

One celled organisms reproduce by binary fission.

Watson 's and Crick's discovery of the structure of DNA.

Spontaneous generation is accepted amount scientists.

Plants carryout photosynthesis

Schleiden's observation of plant cells in various samples of plant tissue.

Cells were found in animal tissue.

Every compound can be represented by a chemical formula. a chemical formula is the set of symbols showing the elements that make up a compound and their proportions. water’s chemical formula is h 2 2 o. that means a molecule of water contains two atoms of hydrogen and one atom of oxygen chemically bonded. a molecule is a group of two or more atoms bonded together. molecules can range in size from two to thousands of atoms. a molecule of a compound is the smallest unit of that compound. every molecule of water has all the physical and chemical properties of water. that’s because every molecule of water is made of the same elements in the same proportions: two hydrogen atoms and one oxygen! which of the following is a true statement? a every molecule of the same compound will have different properties. b every molecule of a compound has the same proportion of elements. c molecules can be physically separated into smaller units of a compound. d molecules cannot be represented by chemical formulae.

What are the probable phenotypes of their offspring

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.