This tooth has two roots and five cusps. this tooth is a
a. mandibular second premolar.
b. mandibular second molar.
c. maxillary first molar.
d. mandibular first molar.

Which of the following would most likely be key to gathering evidence that the rna world hypothesis is valid? creation of suitable environments for long-term study of single-celled organisms simulation of early earth conditions and long-term study of the resulting molecules development of a system for studying the microsphere's ability to absorb additional molecules categorization of the different specific conditions that result in the development of microspheres

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,

Why is it incorrect to say that mitochondria function only as energy factories with cell