Practice Questions

TLS Online TPP Program

#Question id: 2573

Certain unicellular eukaryotes, including diatoms and some yeasts, have mechanisms of nuclear division that may resemble intermediate steps in the evolution of mitosis. Which of the following is a characteristic feature of nuclear division in these organisms?

#Unit 2. Cellular Organization

They reproduce by binary fission in their early stages of development and by mitosis when they are mature.
They have circular chromosomes that are segregated by a mitotic spindle.
Chromosomes are segregated by a mitotic spindle, but the nuclear envelope remains intact during division.
Chromosomes are segregated by attachment to the plasma membrane.

More Questions

TLS Online TPP Program

#Question id: 10398

#Unit 6. System Physiology – Plant

Which of the following phytochromes shows very few responses due to their highly regulated transcriptional and translational level?

TLS Online TPP Program

#Question id: 32138

#Unit 1. Molecules and their Interaction Relevant to Biology

The bond angle of glycosidic bond is

TLS Online TPP Program

#Question id: 26821

#Unit 10. Ecological Principles

We can represent the relationship of species richness to area with the equation

Where S = number of species, and c and z are both constants

Which of the following is not a logical explanation to relationship of species richness to area?

TLS Online TPP Program

#Question id: 28486

#Unit 5. Developmental Biology

All the cells are capable of forming a limb on their own is called___

TLS Online TPP Program

#Question id: 32290

#Unit 1. Molecules and their Interaction Relevant to Biology

Identify the structure shown