What is the question or paper? there isn’t really a question here if there is nothing to look at lol
Answer:
Early in gestation, a fetus has a cartilaginous skeleton that becomes bone in ... At birth, a newborn baby has over 300 bones, while on average an adult human has 206 bones ... It is composed of fibers and granular cells in a matrix. ... The hypertrophic chondrocytes (before apoptosis) secrete vascular endothelial cell growth ...
Explanation
n:When does the fetal cartilage turn to bone?
Key milestones in fetal bone development
Weeks pregnant Milestone
7 weeks Bone outlines for entire skeleton established; cartilage is forming
8 weeks Somites disappear; joints start forming
10 weeks Bone tissue forms and starts hardening (ossification)
16 weeks Your baby can move his limbs
Answer:
Biosphere
Explanation:
The atoms make the smallest level of organization. Various atoms together make different types of molecules. Cells are the structural unit of life. Starting from the cell, the various level of organization in increasing order are cell-tissue-organs-organ systems-organisms-populations-community-ecosystem-biosphere. Hence, the biosphere is the largest unit of organization for living beings. Being the highest level of organization, it is most inclusive in nature and includes all other levels
Answer:
Lacks's cells survived, thrived, and multiplied outside her body, so much ... In the Lab ... But their use has raised challenging issues about medical samples taken ... Years later, scientists used that knowledge to develop HPV vaccines, ... Morin hypothesized that this enzyme, found in cancer cells, was also ...
Explanation:
Explanation:
Biologists attempt to answer questions about the living world.