#Question id: 7225
#Unit 5. Developmental Biology
The processes by which the three ectodermal regions are made physically and functionally distinct from one another is called neurulation. Following statements are regarding to the mechanism of neurulation.
A. The specification of the ectoderm is accomplished during gastrulation, primarily by regulating the levels of BMP experienced by the ectodermal cells.
B. High levels of BMP specify the cells to become neural plate.
C. Very low levels specify the cells to become epidermis.
D. Intermediate levels effect the formation of the neural crest cells.
Which of the following combination is correct?
#Question id: 11269
#Unit 10. Ecological Principles
Following table represent Loss of energy from ingested food at different process?
What is value of A, B, C and D respectively?
#Question id: 11289
#Unit 10. Ecological Principles
Consumption efficiency (CE) is the proportion of production at one trophic level (Prodn n-1) that is eaten by, or ingested, by the next trophic level (In) but Assimilation efficiency (AE) is the proportion of ingested energy assimilated in to blood stream
Which of the following is incorrect statement?
A) In terrestrial herbivore, AE is greater than CE
B) In aquatic herbivore AE is equal to CE
C) CE of grass land herbivore is often greater than forest herbivore
D) AE of herbivore is often greater than carnivore
#Question id: 24496
#Unit 3. Fundamental Processes
Lariat formation is characterized by
#Question id: 28685
#Unit 2. Cellular Organization
Only one kinetochore can attach to microtubules is called as___