B. Histones is the correct answer.
Answer: The shoot grows up towards the sunlight is Positive Phototropism
The root grows down the soil is Positively Geotropism / positive gravitropism.
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Answer:
True
Explanation:
A group of billions of stars in space is known as a galaxy. ... Irregular ones do not have specific shape and elliptical galaxies are three dimensional. It has ellipsoidal shape which formed of deformation of sphere and looks like ellipse. Hence, the given statement is true.
Answer:
food chain- description 3
energy losses- description 5
pyramid of biomass- description 1
pyramid of numbers- description 4
energy flow- description 2