The rule of 4 and 9 states that 09 is:

At what age should the adult canine teeth be fully erupted in dogs and cats?

What is the part of the tooth that is the hardest substance in the body?

There are no deciduous molars.

Three rooted teeth are found in

How many protons, neutrons, and electrons are in a neutral atom of ?

Identify the element from its atomic notation:

Many neurodegenerative diseases involve defective lysosomes. Why might a malfunction in just one organelle have widespread effects on the entire cell?

A 7-year-old girl is brought to the hospital after repeated episodes of extreme tiredness, pale skin, and delayed growth. Blood tests reveal abnormally shaped red blood cells that break down more quickly than normal. Genetic testing confirms she has sickle cell disease, caused by a mutation in the HBB gene, where one amino acid substitution in hemoglobin leads to rigid, sickle-shaped red blood cells. These cells block blood flow and reduce oxygen delivery to tissues.Describe the normal path/process of protein production starting with the DNA gene and ending with the protein being sent to the cell membrane. Make sure to indicate every organelle involved along the way and what role each serves. 

If someone falls down the stairs, many systems that will affected. Among the systems, some that will be affected include the skeletal and integumentary system.