Kingdom Animalia — Biology STD 11 Science — Question

Mention the findings of Feulgen.

What is the difference between Gram-positive and Gram-negative bacterial cells? Name the technique used for differentiating such bacterial cells.

How glycolysis is regulated?

Enlist the different respiratory substrate.

What is a ligament?

What is PEM?

What is RNA? Enlist types of RNA.

After learning organization of cell, to test one of the postulates of cell theory, Ananya requested her teacher to guide and allow her to perform a small experiment. The aim of the experiment Avas to form new cells in the laboratory using isolated cellular organelles from other cells. Though Ananya did not succeed to form new cells, teacher-guided and motivated her explaining why experiment performed by them failed.
1. Which postulate Ananya was willing to test and why new cells failed to form from the isolated organelles from other cells?
2. From the above mentioned data could you guess which type of cells they were trying to form whether eukaryote or prokaryote?

Availability of water plays a key role in deciding the mode of excretion of an organism. Justify.

What is taxonomic category?