Like all forms of life on earth, all microbial cells perform three major types of activities:

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

How many copies of genes do gametes have?

Which if the following best describes why invertebrates isn’t considered a scientifically valid word when classifying animals