Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Give the name of any two non-albuminuous seeds.

Sometimes cattle or even human beings give birth to their young ones that have extremely different sets of organs like limbs/position of eye(s), etc. Why?

Papaver and Michelia both have multicarpellary ovaries. How do they differ from each other?

Name the types of cells that produce antibodies.

The gene I that controls the ABO blood grouping in human beings has three alleles, I^B and i.

1. How many different genotypes are likely to be present in the human population?
2. Also, how many phenotypes are possibly present?

What role do macrophages play in providing immunity to humans?

Why is RNA more reactive in comparison to DNA?

OR

Why do RNA viruses undergo mutation and evolution faster than most of the DNA viruses?

Following are the names of some microbes. Aspergillus niger, Clostridium butylicum and Lactobacillus.
Write the most important characteristic they share.

What are STDs? Write its full form and the other names given to them.

Species that tolerate wide range of salinity are called ____________.