This topic contains a solution. Click here to go to the answer

Author Question: Between ages 6 and 12, __________. A) all 20 primary teeth are lost and replaced by permanent ... (Read 334 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
Between ages 6 and 12, __________.
 
  A) all 20 primary teeth are lost and replaced by permanent ones
  B) boys lose their primary teeth slightly earlier than girls
  C) the bones of the body shorten and narrow
  D) children are unusually inflexible because their ligaments are tight

Question 2

As muscles adapt to an enlarging skeleton, children often experience __________.
 
  A) a decrease in flexibility
  B) nighttime growing pains
  C) a decreasing desire for physical exercise
  D) faster growth in the upper portions of the body



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ally

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B





 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

For a complete list of videos, visit our video library