<span>Active transport means</span><span> moving against a concentration gradient, from a lower concentration to a higher one</span>
Answer:
1440
Explanation:
Members except president, secretary and joint secretary = 9−3=6
Their arrangement = 6!
No. of arrangements of secretary and joint secretary at wto places
=2!=2
Total arrangement =2×6!
2 x 6! = 1440
Answer:
The correct choice is All of the above
Explanation:
A stem is one of two main structural axes of a vascular plant, the other being the root. It supports leaves, flowers and fruits, transports fluids between the roots and the shoots in the xylem and phloem, stores nutrients, and produces new living tissue.
Answer:
B, a day would be exactly the same as a year.
Explanation:
I <em>think</em><em> </em>that it would mean that a day would be exactly the same as a year (B).
Answer:
Notch signaling
Explanation:
Notch signalling operates in many cell type at different stages during development. The notch signalling regulates cell fate, cell proliferation, cell differentiation and cell death. The notch cascade contains notch as well as notch ligands. It also contains intracellular protein which transmits the notch signal to the nucleus of the cell. It is important for the regulation of embryonic development.