Answer:
It helps to move the blood from the lungs to heart.
Answer:
Water
Explanation:
Just took post test for edmentum
Answer: The transfer of traits (characters) from one generation to another is called as inheritance.
The Huntington's disease is common in people of Africa because this disease is very frequent among the Dutch descent population or Afrikaner in the South Africa, as the gene for this disease is unusually very common among the small population of the original Dutch colonists. The disease has been so common in the generations of the Afrikaner since last 14 generations. It is less prominent now as compared to how it was previously.
Answer: The part of DNA that the teacher was modelling would be the backbone of DNA.
Explanation:
The DNA is made of double helical structure which is twisted. In the structure of DNA two strands are coiled among each other.
The DNA consists of the nitrogenous bases, phosphate groups and deoxy-ribose sugar.
The backbone of DNA is made up of sugar( alternating )and phosphate group.The nitrogenous bases such as adenine, cytosine ,guanine and thymine are joined to the deoxy-ribose sugar.
This backbone part was part that the teacher was making as a model by using two coiled springs.
Ribosomes.
Additional Info:
It uses these ribosomes to make proteins for transport.
