Biology, 17.05.2021 17:00 Tayblux3809
A comparison of the age of the Earth obtained from radioactive dating and the age of the Universe
based on galactic Doppler shifts suggests that?
A) the Earth was formed after the Universe began
B) the Earth is immeasurably older than the Universe
C) the two dating methods contradict one another
D) The Earth is about the same age as the Universe
Answers: 3
Biology, 21.06.2019 21:00
Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria
Answers: 1
Biology, 22.06.2019 08:30
What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons
Answers: 1
A comparison of the age of the Earth obtained from radioactive dating and the age of the Universe
b...
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