Ohmmeters measure resistance. Remove the battery and attach the terminals of the Ohmmeter to the ends of the circuit, where the battery used to be attached. What is the resistance?

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?