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TLS Online TPP Program

#Question id: 23729

Meristic characteristics___

#Unit 8. Inheritance Biology
  1. they are continuous and considered as quantitative because they are determined by multiple genetic and environmental factors
  2. It display only two possible phenotypes—the trait is either present or absent—but they are quantitative because the underlying susceptibility to the characteristic varies continuously
  3. It can be attributed to genetic and environmental influences. 
  4. they are not continuous but are nevertheless considered quantitative because they are determined by multiple genetic and environmental factors
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TLS Online TPP Program

#Question id: 19101

#Unit 4. Cell Communication and Cell Signaling

which are specialized bacteria that are obligate parasites of the phloem tissue?
TLS Online TPP Program

#Question id: 19102

#Unit 4. Cell Communication and Cell Signaling

Phytoplasmas are specialized bacteria that are obligate parasites of the phloem tissue. They are mainly spread by these insects except;
TLS Online TPP Program

#Question id: 19103

#Unit 4. Cell Communication and Cell Signaling

During infection, most bacteria remain in extracellular spaces and use a specialized mechanism, to deliver bacterial effector proteins into the plant cell that is
TLS Online TPP Program

#Question id: 19104

#Unit 4. Cell Communication and Cell Signaling

The structural components of the T3SS are encoded by the clustered gene known as
TLS Online TPP Program

#Question id: 19105

#Unit 4. Cell Communication and Cell Signaling

The type III secretion system (T3SS), to deliver bacterial effector proteins into the plant cell have been identified to be secretion of enzymes which causes dead of the plant, these enzymes are;
a) Phosphatases
b) Proteases 
c)  Lyases
d) Isomerase
e) Ligase
TLS Online TPP Program

#Question id: 19308

#Unit 4. Cell Communication and Cell Signaling

Match the following;

Column AColumn BColumn C
A) Attack strategy

i) Secreted cell wall-degrading enzymes


ii) Intimate intracellular contact with plant cells


iii) Initial biotrophic phase

a) Necrotrophy






b) Biotrophy
B) Host range

iv) Intermediate


v) Narrow


vi) Broad

c) Hemibiotrophy