Define the term blood stem cells
Define the term blood stem cells?
Expert
Stem cells are undifferentiated cells capable to distinguish into other kinds of specialized cells.
The stem cells of bone marrow originate the distinguished blood cells. According to stimulus from particular growth factors the stem cells are converted into red blood cells, leukocytes and mega-karyocytes (cells which form platelets). Research exhibits that stem cells of the bone marrow can as well distinguish into nervous, muscle and hepatic cells.
Define the term direct development? Is there a larval phase in the planarias?
This is often resorted to by the management for messages that are lengthy and have to be made permanent. It is also undertaken when oral communication cannot reach each and every person concerned, either due t a large number of communications or due to long geographical distances between the send
How does facilitated diffusion show similarities with the enzymatic chemical reactions?
Is the neural impulse produced by the stimulus which triggers the arch reflex restricted in the neurons of circuit?
What is the relation among reaction taking place in one of the several phases and the total quantity of energy discharged in the reaction?
What is PCR and explain its working?
Write the whole chemical equation of photosynthesis?
Specify the hormone which is liberated through the growing ovarian follicles? Explain the action of that hormone on the uterus?
Is epithelium vascularized? How do oxygen and nutrients reach the epithelium? Why is this characteristic an important evolutionary acquisition?
Difference between Telemarketing & Telesales: Telesales is the utilization of the telephone for selling & promoting products or services to a business or consumer base.
18,76,764
1932277 Asked
3,689
Active Tutors
1435642
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!