Answer:
Plant tissue culture is a collection of techniques used to maintain or grow plant cells, tissues or organs under sterile conditions on a nutrient culture medium of known composition. It is widely used to produce clones of a plant in a method known as micropropagation.
Answer:
organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and bio something, but I cannot rememeber.
Explanation:
The trophic level<span> of an organism is the position it occupies in a </span><span>food chain.
the relationship is what level they would be on and what they would eat and also what would eat them.</span>
Answer:
Juvenile rheumatoid arthritis
Explanation:
Arthritis is a term used to refer a group of diseases that affects the joints such as knees, wrists and fingers.
Juvenile rheumatoid Arthritis is an autoimmune disorder that affects children which means the body attacks itself by mistakenly identifying its own cells as foreign .
The cause of this response is not yet known.
Some of the symptoms of the disease include stiffness, pain, joint swelling, skin rush, fever, slowed growth and fatigue.
It has no cure but in some cases children seem to outgrow the disease.
Weight = mass * gravitional acceleration
645 = m * 9.8
m= 65.816 kg
it is the third answer 65.8 kg
