Cells vary in size as well as shape, but all cells are very small, and all cells are microscopic in size. Given these facts, what varies in shape but are all microscopic among the following options: - alveoli - small - ovaries - cells - bushes - ferns - fossils - fungi
cells

Soil is formed by weathering, and physical weathering breaks the rock into smaller pieces. Given these facts, what is formed by breaking rock into smaller pieces among the following options: - crust - trees - soil - dirt - cracks - glaciers - water - ice
soil

Q: Most protists have motility, and protists Protists are single-celled organisms. Given these facts, most types of what have motility among the following options: - gastropod shells - members of their own species - single-celled organisms - Something to move - remains of prehistoric life - microbial fuel cells - microorganisms - share properties
A: single-celled organisms

Question: Fertilization of gametes produces a diploid zygote, and examples of gametes are ova and spermatozoa. Given these facts, what is fertilized to produce a diploid zygote among the following options: - graptolites - members of their own species - ova and spermatozoa - salt and pepper - mitosis - peachleaf willow - bacteria - light energy
Answer: ova and spermatozoa

*Question*
Viruses contain DNA but not much else, and dNA DNA DNA is a person's genetic fingerprint. Given these facts, what is the primary item inside a virus among the following options: - Chemical energy - particles - genetic material - cytoplasm - electromagnetic energy - bioaerosols - food and shelter - bacteria
**Answer**
genetic material

(Question)
Organs of excretion make up the excretory system, and digestive system Excretory system removes waste and toxic substances from blood. Given these facts, what removes waste and toxic substances from the blood among the following options: - Special disposal - Something coming from a gland - aqueous solution - Veins and arteries. - digestive system organs - that material's properties - Something that causes allergies - microorganisms
(Answer)
digestive system organs