100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Plant Parasitic Nematodes And Entomopathogenic Nematodes (ENP's) Questions And Answers With Verified Solutions Already Passed!!! $11.49   Add to cart

Exam (elaborations)

Plant Parasitic Nematodes And Entomopathogenic Nematodes (ENP's) Questions And Answers With Verified Solutions Already Passed!!!

 9 views  0 purchase
  • Course
  • Enp
  • Institution
  • Enp

Plant Parasitic Nematodes And Entomopathogenic Nematodes (ENP's) Questions And Answers With Verified Solutions Already Passed!!!

Preview 2 out of 9  pages

  • August 8, 2024
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Enp
  • Enp
avatar-seller
classhub
Plant Parasitic Nematodes And
Entomopathogenic Nematodes (ENP's)
Questions And Answers With Verified
Solutions Already Passed!!!
Entomopathogenic Nematodes - ANSWER✔✔ Also called EPN's
- nematodes that quickly kill their insect host
- closer to parasitoids than classic parasites


Two Main Genera
Steinernema and Heterorhabditis
- EPN's with an obligate bacterial mutualism
- food source and helps subdue host in some cases
- effective bio control of insects with a soil stage
- these two are not closely related
-evolved independently


EPN bacteria symbiosis - ANSWER✔✔ different for every genera


Heterorhabditis - Photorhabdus


Stinernema - Xenorhabdus


Function of bacteria - ANSWER✔✔ - suppress immune system of host via protein
secretions

, - are delivered into the insect host
- nematode finds and penetrates host
- hemolin of insect causes this to happen
- *produce protein toxins that kill host in 24-48 hours*
- nametode proteins are also toxic
- digest insect cadaver with protease and lipases
- produce antibodies that reduce growth of other contaminating microflora which
is weird
- they arent suceptible to these tho
- produce pigments or even light (bioluminescence)


- provides food for itself mostly, but nematode gets some
- hosts (insects) may change color when infected
- in infected waxworms can see the bioluminescent bacteria


Heterorhabditis - ANSWER✔✔ - have Photorhabdus bacteria
- hermaphroditic nematodes
- no pouch, keeps them in their intestine
- bacteria adhere to nematode intestinal surface
- cuticular tooth in J3 stage to penetrate the insect
- may penetrate the cuticle even


Steinernema - ANSWER✔✔ - have Xenorhabdus bacteria
- seperate sexes
- has intestinal pouch for bacteria

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller classhub. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $11.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67474 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$11.49
  • (0)
  Add to cart