What nonliving things might you find in an ecosystem?

True or false? A codon is a group of three bases that can specify more than one amino acid.

In the onion root tip cells, which of the following would be evidence of cytokinesis? A. a cleavage furrow forming B. the mitotic spindle has disappeared C. the nuclear membrane has reappeared D. a new cell plate is forming E. all of the above

Name for the collection of dna in the nucleus of eukaryotes cells

Agriculture, forestry, and mining would fall under which distinct industry category? a. primary b. secondary c. tertiary d. quaternary

Childbirth in mammals would be an example of endocrine-controlled negative feedback, because the production of oxytocin during childbirth results in additional oxytocin being synthesized by the posterior pituitary gland. a. trueb. false

What is the number of chromosomes in body cells, if in germ cells that number is n?

The more intense your workout, the more your body relies on carbohydrates to fuel it. Duration and intensity affect the degree to which carbohydrates and fat contribute to overall energy production.

Using a broom to clean sidewalks and driveways is a way to reduce water pollution

The model shows two types of proteins, channels and carriers, allowing the movement of molecules into the cell.

Temperature, pH, and ionic concentrations each play an important role in the proper functioning of enzymes.