Xylem are tubes in the stem that transport water and minerals upward, from the roots to the leaves. Phloem are tubes in the stem that move food made in the leaves to other parts of the plant. ... Chlorophyll is a pigment that helps plants use energy from the sun to produce sugars.
Answer:
Moose may have evolved to become larger because they could better protect themselves from predators. What other factors might have caused this? Answers vary, but may include sexual selection, warmth, parasites and disease, etc.
Explanation:
<span>strip-cropping:cultivation of crops in strips following the contours of the land</span>
Answer:
The correct answer is option a. "hematopoietic (blood) cells, or the cells that give rise to mature blood cells".
Explanation:
Leukemias and lymphomas are two forms of blood cancer. The difference between leukemias and lymphomas, is that leukemia affects the blood and bone marrow, and lymphoma affects only the lymph nodes. Wherever the location affected by these two diseases, Leukemias and lymphomas arise from the transformation of hematopoietic (blood) cells (or the cells that give rise to mature blood cells) into hematologic malignancies.