Answer: White pulp of the spleen
Explanation:
The white pulp of the spleen is that region found in the spleen which appears white in color.
It appears whiter than the surrounding red pulp on the gross section which consitutes to about 25% of the whole splenic tissue.
This area has antigen presenting cells and dendritic cells and macrophages. Some of the cells there are known as metallophillic mcrophages which helps in keeping the body free from diseases.
D) Circulatory system is the one that transports nutrients to body cells.
Answer:
Muscle tissue originate from mesoderm (one of the three germ layers). Muscle cell are made up of fibers called myofibrils.
Explanation:
A is yours answer I think
Answer:
The labels that best complete the flow chart are:
X: Free nitrogen is in the atmosphere and Y: Producers captivate components of nitrogen via their roots.
Explanation:
Soil comprises nitrogen, it is taken up by the plants accompanied by other minerals in the process of taking water from the soil. The presence of nitrogen in the soil takes place by the process of decomposition of decaying and dead substances. The process of decomposition dissociates nitrogen and discharges it within the soil. This nitrogen is eventually taken up by the plants.
Label X shows that in the air presence of nitrogen takes place in its free state, as it is one of the gases found in abundance in the atmosphere of the Earth.
