Question

question 12 2 pts which of the following provide flexibility and smooth surfaces for movement? cartilages ligaments yellow bone marrow red bone marrow question 13 2 pts the fontenelles of an infants skull consists of spongy bone tissue fibrous membrane a thin bony plate a ligament

Explanation:

Cartilages are flexible connective - tissues that provide smooth surfaces for movement at joints. Fontenelles of an infant's skull are areas where the skull bones have not yet fused and are made of fibrous membrane, which allows for some flexibility during birth and brain growth.

Answer:

Question 12: Cartilages
Question 13: fibrous membrane