All of the cells found in the blood come from bone marrow. They begin their life as stem cells, and they mature into three main types of cells— RBCs, WBCs, and platelets.
The answer is D! I hope that helps
Answer:
Groups and periods are two ways of categorizing elements in the periodic table. Periods are horizontal rows (across) the periodic table, while groups are vertical columns (down) the table. Atomic number increases as you move down a group or across a period.
The way that tools of molecular biology can be used to compare the DNA of two individuals is the restriction enzyme and gel electrophoresis can be used to match or compare DNA. Meanwhile, PCR can be used to copy DNA if there is no enough DNA to examine
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the answer is letter A
Although cells are diverse, they all have certain parts in common: plasma membrane, cytoplasm, ribosomes, and DNA.
