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Author Question: Compared with non-twin siblings, fraternal twins a. experience the same level of genetic and ... (Read 48 times)

leilurhhh

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on: Jun 21, 2018
Compared with non-twin siblings, fraternal twins
 
  a. experience the same level of genetic and environmental influence.
 b. have more genes in common.
 c. have fewer environmental influences in common.
 d. have more environmental influences in common.

Question 2

Action potentials in muscle fibers
 
  a. do not occur.
 b. spread out in two directions on either side of a receptor site.
 c. travel in only one direction, from one end of a muscle fiber to the other.
 d. lead to multiple twitches in that fiber.


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Chocorrol77

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Reply #1 on: Jun 21, 2018
Answer to Question 1

d

Answer to Question 2

b


leilurhhh

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Reply 2 on: Jun 21, 2018
:D TYSM

laurnthompson

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Reply 3 on: Yesterday
Wow, this really help

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