Biology, 08.03.2021 03:40 dkhakdoust
PLEASE HELP During a lunar eclipse, what is the penumbra?(1 point)
A. It is the part of the moon’s shadow where the sun is completely blocked.
B. It is the part of Earth’s shadow where the sun is completely blocked.
C. It is the part of Earth’s shadow where the sun is only partially blocked.
D. It is the part of the moon’s shadow where the sun is only partially blocked.
Answers: 2
Biology, 21.06.2019 21:00, natasniebow
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 11:00, jimissac68
Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit
Answers: 3
PLEASE HELP During a lunar eclipse, what is the penumbra?(1 point)
A. It is the part of the moon’s...
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