Stomatas are pores on the plant leaf that control the flow gases between the environment in the plant cells. this process the cells maintain a stable internal environment. which biology theme does this example represent

*will mark brainliest* certain species of are now recognized as indicators of environmental pollution. a. lichen b. mushroom c. yeast d. none of the above

Why aren't the stains like crystal violet and safranin washed away with water during simple staining?

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates