Biology Answers

a man homozygous for blood type A mariies a woman that is blood type AB. What is the probablity of the child with Blood type AB

What is the name of a protein that is used for structures?

Do you think bacteroid is indifferent from a typical Rhizobium? If yes/no- justify your answer.

2. Write down the role of flavonoids and leg hemoglobin in the infection process by Rhizobia.

3. What do you understand by oxidation and reduction reaction? Write down the different types of the oxidation and reduction reactions (with the name of end product) that occur in the sulfur cycles?

4. Soil bacteria conduct N-fixation by two different ways, write down the similar and different characteristics between these N-fixation processes?

An irony is that DNA is fundamentally a fairly simple molecule with only four different bases 

- yet it is sufficient to code for the instructions to create proteins that make up an organism. 

How many bases are needed to code for the 20 key amino acids (building block for a protein)?  

What if only 16 amino acids were needed?

Why are most of the probiotic bacteria made up of Gram-positive bacteria but not Gram-negative bacteria?

Can you name a Bangladeshi food that may act as a probiotic supplement? Explain its health benefits and briefly.

Questions:

1. What are the major organizational levels among living things? Briefly discuss each level and

give examples.

2. What are the steps of scientific method? Discuss each step briefly.

3. What are the four (4) biomolecules present among living things? Briefly discuss their

function.

4. Discuss the two phases of photosynthesis.

5. Choose one (1) human organ system. Discuss the system’s function and parts. Give an

example of a disease related to the system.

6. What are the hierarchy levels of the current taxonomic classification among living

organisms? Give an example of an organism and state its taxonomic classification based on

the hierarchal levels.

What will happen if your body do not undergo glycolysis?

which events of calvin cycle do you think has the most important role in our life? Why?

Discuss how the patient experiencing abnormal body cell repair related to the cut and the child's reproduction development malfunctions alter haploid and diploid cell development.

State THREE ways in which soil is important to living organisms.