Cells defend themselves from viruses, bacteria with armor of protein errors
Answer:
Explanation:
The history protein H2A, H2B, H3 and H4 forms an octamer ( 2 each of the four histones) around which the DNA is wrapped. They help in packaging the DNA allowing for compaction of the DNA
Linker histone H1 and a length of DNA (linker DNA) links two nucleosomes together and they also play essential role in chromatin strucrure, stabilizing it and also modulating accessibility of the DNA to biological processes.
Which of the following is NOT transported by vascular tissue?
Vascular tissue is transporting food, water, and hormones. <span>4.None Of The Above
Vascular tissue distributes blood which carries food, water, and hormone. They also distribute oxygen and take carbon dioxide to the distant cells.</span>
Terrestrial planet.
Terrestrial brings like us and animals live whereas as others don't satisfy any life.