Gymnosperm ovules are fertilized twice, called double fertilization. Group of answer choices

True

False

Is it considered muscle s ennervation if sympathetic fibers innervate the vessels within the muscle?

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

The idea of spontaneous generation was disproved by in a experiment involving jars of meat