How distinct were Mesozoic mammals from their reptile neighbors?
Most Mesozoic mammals had both mammalian and reptilian features because some characteristics evolved more slowly than others.
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Which of the following elements will most likely form an ion with a ?1 charge?
A. Cl B. Ne C. Na D. Mg E. S
Which event is considered to be the end of the Roman Empire in the West
A) The death of the emperor Theodosius in 395 CE B)The sack of Carthage by the Vandals in 439 CE C) The deposition of the Emperor Romulus Augustulus in 476 CE D) The sack of Rome by the Goths in 410 CE
Of the following statements about nemataths and volcanic arcs, which is/are true?
Nemataths and volcanic arcs are both the result of volcanic activity. In a volcanic arc, any of the volcanoes can be active at any time. A volcanic arc is associated with a convergent plate boundary. A nematath is created by a hotspot. In a nematath, the age of the volcanoes progressively decreases as you move closer to the volcanic source.
The UV index ranges from ________
A) 1 to 100 B) 100 to 1,000 C) -10 to 10 D) -100 to 100 E) 1 to 11 or greater