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TLS Online TPP Program
#Question id: 19079
#Unit 6. System Physiology – Plant
Pathogen evades plant by penetration of surface layers directly using mechanical pressure or enzymatic attack, some pass through natural openings, such as stomata or lenticels, and others only enter through wounded tissue. Once inside the plant, one of three main attack strategies is deployed specific feature of interaction given;
A) Necrotrophy
B) Biotrophy
C) Hemibiotrophy
i) where the plant cells remain alive throughout infection
ii) where the plant cells are killed in advance of infection
iii) extensive plant tissue damage at initial stages
iv) where the pathogen initially keeps cells alive but at later stages of the infection, kills them
Match the following
TLS Online TPP Program
#Question id: 10212
#Unit 6. System Physiology – Plant
Which of the following mechanism is not involve in phtoprotection to plants?
TLS Online TPP Program
#Question id: 13108
#Unit 13. Methods in Biology
With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.)
You do each PCR reaction on chromosome 15 and load each one into a separate well of an agarose gel, and then run the gel.
Why is it that some people show three bands?
TLS Online TPP Program
#Question id: 11259
#Unit 10. Ecological Principles
The problem of __________ can be stated as: "given that time and resources are limited, how can the organism best use them to achieve its maximum possible evolutionary fitness?"
TLS Online TPP Program
#Question id: 1462
#Unit 4. Cell Communication and Cell Signaling
In a healthy eukaryotic cell, the rate of DNA repair is typically equal to the rate of DNA mutation. When the rate of repair lags behind the rate of mutation, what is a possible fate of the cell?