The root system of a grass plant interacts with the vascular system to increase the ability of the plant to Group of answer choices a. absorb carbon dioxide for photosynthesis
b. manufacture pigments for protection
c. obtain nutrient molecules
d. carry on gas exchange and absorb inorganic substances

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

Adoença vitiligo afeta qual doença do corpo?

Cancer cells spread to other parts of the body by entering the bloodstream. which of the following organs could prevent a cancer cell in the bloodstream from spreading, and why? a. the spleen, because it releases lymphocytes into the blood b. the peyer's patches, because they release lymphocytes into the blood c. the lymph nodes, because they release lymph into the blood d. the thymus, because it releases lymph into the blood