Annelids are considered closely related to mollusks. How are they different? Select one: a. Annelids have nephridia b. Annelids do not have a mantle c. Annelids have a coelom d. Annelids do not have a cerebral ganglia

A retreating glacier leaves an environment of lifeless glacial deposits, including sands and gravels. Retreating glaciers often offer suitable sites for primary succession State one abiotic factor that will determine the type of ecosystem in a

What would happen if you removed a level from the levels of organization?

Which endocrine gland releases hormones that regulate the rest of the endocrine system? A. Pituitary Gland B. Pancreas C. Adrenal gland D. Thyroid

The material that flows from the human female reproductive tract during menstruation is produced by the breakdown of the lining of the?

Change the following data into scientific notation. 0.000 421 g

What is your fav number

Put birds, fly, spider, horse, cow, goat,& human in correct food chain order?

What is the major difference between prokaryotes and eukaryotes? A. prokaryotes have no nucleus B. All prokaryotes cause disease C. Eukaryotes contain more mintochondria D. Nucleic acids are found only in eukaryotes

Cross . Where life most likely originated.

color blindness is a recessive trait. the gene for the color blindness is on the X chromosome. the family tree below shows the trait of color blindness. the only unknown is the father in the first generation. what must be true about the father?