Biology Answers

What is similar about epithelial ans muscle tissue?

A. WHETHER THE PROTEINS ARE INSIDE OR OUTSIDE OF THE CELLS

B. WHAT TYP OF PEOTEINA ARE PRESENT

C. WHAT SIZE THE CELLS ARE

D. HOW CLOSE THE CWLLA ARE TO EACH OTHER

The abiosis component is particularly important in determining dynamic ecosystems in mangrove swamp habitats. Among the components of abiosis are such as pH, temperature, soil conditions and so on.

Explain the components of abiosis in a mangrove swamp ecosystem to ensure the survival of the species.

(5 mark)

Suggest how a mangrove swamp ecosystem can help a country, Explain the situation.

[8 marks]

With very few exceptions, fungi utilize dead organic material near the atmosphere for their food source. This categorizes them as both

5. What selective-differential media can be used for one-step detection of the following pathogens from water samples using the membrane filtration technique: (4 marks)

- E. coli

- Coliforms

- Salmonella

- Pseudomonas

Viruses that cause disease in humans can be completely eradicated even if it uses vectors other than humans.

Select one:

True

False

The “small pox virus” is the only viral disease of humans that has been successfully eradicated.

Select one:

True

False

Astrazenneca vaccine can cause changes in the human DNA.

Select one:

True

False

Pfizer vaccine uses the chimpanzee adenovirus as a vector to introduce the corona virus spike protein mRNA into the human cells.

Select one:

True

False

The enzyme “reverse transcriptase” is used to create a cDNA (complementary DNA) of the Corona virus in order to detect it via RT-PCR.

Select one:

True

False