The major motor portion of the flagellum is the axoneme, a structure formed by microtubules emanating from the centriole at the base of the sperm nucleus. These microtubules are made exclusively of the dimeric protein-

TLS Online TPP Program

#Question id: 30697

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is true regarding Plasmalogen and Platelet-activating factor

a. The head group of Plasmalogen – ethanolamine

b. The head group of Plasmalogen – choline

c. The head group of Platelet-activating factor – ethanolamine

d. The head group of Platelet-activating factor – choline

TLS Online TPP Program

#Question id: 15254

#Unit 2. Cellular Organization

For growth, most bacteria require water activity levels above

TLS Online TPP Program

#Question id: 24475

#Unit 3. Fundamental Processes

Which of the following statement is correct

1.Start point, is the first base of mRNA to be A

2. Initiator (Inr) is Py2CAPy5, where Py stands for any pyrimidine. The Inr is contained between positions -3 and +5.

3. TATA box, usually located, 25 bp upstream in its location at -25 in eukaryotes 

4. The exception is in yeast, where the TATA box is more typically found at -90.

TLS Online TPP Program

#Question id: 21385

#Unit 12. Applied Biology

Which of the following inorganic compound function similar as cytokinin, promotes the bud formation by counteracting the inhibitory effect of auxin?

TLS Online TPP Program

#Question id: 11923

#Unit 10. Ecological Principles

You are interested in studying how organisms react to a gradient of a variety of abiotic conditions and how they coexist in this gradient. The best location in which to conduct such a study is