Which statement best describes natural selection

True or false? Organic phosphate is taken up by producers during photosynthesis and released by cellular respiration.

What condition occurs if there is decreased kidney elimination of hydrogen ions or increased production of acidic substances through metabolism?

In human males, the urethra is used for transport of

What do all plant life cycles have in common? A. Fertilization produces seeds. B. Sperm cells are carried by the wind to egg cells. C. Diploid and haploid phases alternate. D. Sporophytes are formed by meiosis

We develop connections between brain cells through what?

Ocean floor rocks are. Continental rocks

The emergency nurse is providing care for a pregnant woman admitted with a broken femur, blackened eye, and multiple contusions. she admits her partner is abusive. which activity would be considered at the tertiary level of prevention

Which of the following is a true difference between prokaryotic and eukaryotic cells? a. Eukaryotic cells have true nuclei. b. Eukaryotic cells are smaller. c. Eukaryotic cells are more ancient. d. Eukaryotic cells are less complex.

Which of the following best describes a noncontact force? A. a force that is able to act at a distance B. a force that must be physically touching the object it acts on C. a force that always pulls objects backward D.

Which type of energy used on earth comes directly from the sun