I believe it would be The muscular system
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Answer:
RAT malware
Explanation:
Malware is a collection of malicious software designed to intentionally harm a computer. There are different types of malware which include computer Viruses, worms and Trojan horses.
A Remote Access Trojan is an example of a malicious software that allows unrestricted and unauthorized access to a victims computer due to creation of a backdoor for administrative control.
Therefore, the free weather program had also installed a RAT to the users computer that allowed the threat actor to have unrestricted access to the computer
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
Seismology. Example:
Then there was the development of seismology, the study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies, in the early 20th century