Muscle and bones develop during the embryonic period from cells contained in the ___

Author Question: Muscle and bones develop during the embryonic period from cells contained in the ____ layer. a. ... (Read 122 times)

Medesa

Hero Member
Posts: 507

on: Jun 22, 2018

Muscle and bones develop during the embryonic period from cells contained in the ____ layer.

a. mesoderm
b. endoderm
c. placenta
d. ectoderm

Question 2

Which factor seems to be most involved in timing of menarche in many industrialized nations over the past 150 years?

a. Parenting skills
b. Nutrition
c. Education
d. Genetics

dellikani2015

Sr. Member
Posts: 332

Reply #1 on: Jun 22, 2018

Answer to Question 1

a

Answer to Question 2

b

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Medesa

Hero Member
Posts: 507

Reply #2 on: Jun 22, 2018

Thank you

dellikani2015

Sr. Member
Posts: 332

Reply #3 on: Jun 22, 2018

No problem

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