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Ascomycota 

Gilles Bolduc
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This video provides examples of members of the phylum Ascomycota (ascomycetes), describes their common characteristics, and presents the asexual and sexual life cycle of a multicellular (peziza) and unicellular (Saccharomyces cerevisiae ) ascomycete.
For my video on Zygomycota, go to • Zygomycota
For my video on Basidiomycota, go to • Basidiomycota
For more videos pertaining to Microbiology, visit my channel at / @profgillesbolduc

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13 мар 2016

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Комментарии : 64   
@marklandau365
@marklandau365 6 лет назад
this is a great series you made - clear and concise and well informative. thank you!
@jayanthireddy4254
@jayanthireddy4254 3 года назад
I wish I found this earlier. Truly the best video on this topic!
@Ra-si3ci
@Ra-si3ci 5 лет назад
It was awesome I learned more than my book from your 10 minute video Thank you very much
@ghouly_pop
@ghouly_pop 7 лет назад
Your videos have helped me prepare for my biology of fungi and allied organisms exams so much! Great work and thanks again.
@ProfGillesBolduc
@ProfGillesBolduc 7 лет назад
Great. I hope you aced the exams!
@aswathysunil9831
@aswathysunil9831 6 лет назад
This is the best video i have got for ascomycetes .....love it....👍👍😀
@amrithasunil4261
@amrithasunil4261 4 года назад
Please.....never stop making this AMAZING videos.....♥️♥️
@adamjensen4109
@adamjensen4109 3 года назад
not sure if anyone gives a shit but if you guys are bored like me atm you can stream all of the latest series on instaflixxer. I've been binge watching with my girlfriend lately =)
@jonahbrian174
@jonahbrian174 3 года назад
@Adam Jensen Definitely, I've been watching on instaflixxer for since november myself :D
@no_one9127
@no_one9127 3 года назад
Bravooo👏👏👏👏 I couldnt understand it at all Yu just made it like a piece of cake❤🌸
@af7318
@af7318 6 лет назад
Thank you for posting.
@Freyaa7060
@Freyaa7060 6 лет назад
Thank you so much for the video! :)
@meamea6540
@meamea6540 5 лет назад
tnxxx
@snps7561
@snps7561 6 лет назад
i m really appreciate your work. thanks a lot
@jtsjtsm7920
@jtsjtsm7920 Год назад
Thank you!
@Lavendercandle
@Lavendercandle 7 месяцев назад
thank u sir , u litereally saved my life
@saadsaleem5522
@saadsaleem5522 5 лет назад
Love you for this thank you soooooo much
@hadyqasalim3275
@hadyqasalim3275 6 лет назад
thank u so much for such a great video 🙂
@NarakuStalker
@NarakuStalker 7 лет назад
Thank You.
@khatwangwangjen4995
@khatwangwangjen4995 2 года назад
Your videos helped me a lot Tysm sir 😊🙏
@sibcam7305
@sibcam7305 3 года назад
thank you
@hudhakausermp8603
@hudhakausermp8603 4 года назад
Thank you very much
@zainhaq4791
@zainhaq4791 5 лет назад
Thank you this helps alot
@Tubetolombe
@Tubetolombe 6 лет назад
Gilles, thank you very much for your valuable work! I just wonder why you have tagged the spores with 'α' and 'a' at 8:51 as if each of them was identical to one of their parents? If the nuclei fuse together, should the resulting spores not have different sets of (genetic material from both parents, shuffled) chromosomes? A similar situation is with the color coding used at 4:55. Why are there two groups of four similarly colored spores and not four groups of spores with different orange color tones each having two identical members?
@ProfGillesBolduc
@ProfGillesBolduc 6 лет назад
Dear Tubetolombe, Based on my research for the video, 'alpha' and 'a' is standard for denoting to different yeast cells. Remember, they are both haploid; and yes they are genetically similar to their parent cell. They are the product of fission, and are thus clones of their parents. But 'alpha' and 'a' are different from each other. That is 'alpha' has a set of alleles that are different from those in 'a'. When 'alpha' and 'a' fuse together, the result is a diploid 'alpha'/'a' cell. This cell will undergo two rounds of meiosis to rearrange the genes and give off 4 genetically distinct haploid daughter cells. Your point of coloring these final daughter cells different shades of orange is a good idea. I will keep this in mind for the next video to show differences in genetic make up. Thank you for your comment and I hope this clarifies your questions.
@lasansanjula1909
@lasansanjula1909 4 года назад
Thnkz alot !
@larissaprinsloo7859
@larissaprinsloo7859 5 лет назад
Thank you soooooooooooooooooo much!
@ProfGillesBolduc
@ProfGillesBolduc 5 лет назад
You're welcome!
@faezehebrahimi7954
@faezehebrahimi7954 8 лет назад
Thank you! This really helped
@ProfGillesBolduc
@ProfGillesBolduc 8 лет назад
I am glad I can help.
@kailash4799
@kailash4799 7 лет назад
Great explnation! Would like more graphics net time pls... :3
@NarinderSingh-xh5on
@NarinderSingh-xh5on 7 лет назад
Awesome upload
@ProfGillesBolduc
@ProfGillesBolduc 7 лет назад
Thank you!
@adnanviphai443
@adnanviphai443 4 года назад
Thankyou
@AnotherBadyoga
@AnotherBadyoga 8 лет назад
I've never heard of Aspergillus or Candida referred to as dimorphic? I thought only histo, coccidio, blasto and paracoccidio were dimorphic ?
@monalisadhakal2847
@monalisadhakal2847 8 лет назад
thank you very much sir!!the explanation was amazing...I m very clear now..
@ProfGillesBolduc
@ProfGillesBolduc 8 лет назад
You're welcome.
@sameenabegum4459
@sameenabegum4459 7 лет назад
Disсover А Simple Holistic Systеm Foor Curing Candida and Yеast Infections Оncе And For All using 100% Guаrantееd AAAAll-Natural Method.Click Here -->twitter.com/0b3d552a181d9245f/status/784262969735516160 Аscomycоta
@mahnazkadkhodaee8530
@mahnazkadkhodaee8530 7 лет назад
nice
@diegogch5248
@diegogch5248 4 года назад
Good explication, my english is not good but i can undestand you. One question, how do you make your videos, what programs are you using to draw?
@ProfGillesBolduc
@ProfGillesBolduc 4 года назад
Hi Diego, thank you for your comment. I used the Draw feature in PowerPoint (this video) and the Sketchable App for drawing. My images are PowerPoint slides and I record/edit using Camtasia. You can also use Screencast-O-matic fore recording/editing.
@Adri_1030
@Adri_1030 7 лет назад
I have a question what is the best example of the ascomytota? saccaharomyces cereviase, all of them, aspergillus, or penicillium?
@ProfGillesBolduc
@ProfGillesBolduc 7 лет назад
The best example of an ascomycota fungi would be the Peziza because the ascus are fully formed and easy to recognize.
@yolo7756
@yolo7756 6 лет назад
Yeast morels
@RahulSharma-eg6iu
@RahulSharma-eg6iu 6 лет назад
Where is the 8 haploid nucleus after mitotic division.?
@JulianTheHunter
@JulianTheHunter 6 лет назад
3:19 bis 3:47 , that's the stuff :)
@cuishancs7292
@cuishancs7292 Год назад
Hii may i ask why sexual reproduction were needed for these ascomycetes, since it seems like they can already survive with asexual reproduction
@redding4540
@redding4540 7 лет назад
you should change the 2 colors into single color because those 8 fused haplods are identical after mitosis. I know you are out of space but it will lead us into confusion. Also meiotic division leads 4 haploids...and then 8 haploids by mitotic division.
@ProfGillesBolduc
@ProfGillesBolduc 7 лет назад
Thank you for picking up on this. I made an annotation regarding the meiotic division followed by mitosis. I cannot change the colors without making a new video, but I would like to understand your concern. Are you talking about the final 8 ascospores. I don't believe they are identical since they just underwent meiosis. Can you please clarify which 8 haploids your are referring to? Thanks, Gilles
@youthaventure2725
@youthaventure2725 7 лет назад
does aspergillus life cycle is three generations ? answer me plz nd thank you ^^
@ProfGillesBolduc
@ProfGillesBolduc 7 лет назад
Dear Kyu rA, can you please ask the question differently? I'm not sure if I understand it correctly. Each generation is one complete life cycle.
@youthaventure2725
@youthaventure2725 7 лет назад
Gilles Bolduc i want to know what type is the life cycle of aspergillus ( sexuel reproduction) like if its two generations (the one who gives gamits n nd the sporophyte 2n ) or if its a three generations and thank you in advance
@Buildingscienceacademy
@Buildingscienceacademy 2 года назад
1:35 I’d like to correct your statement that these molds aren’t known to be a health concern other than their pathogenicity to the immunocompromised: There are common species of Aspergillus that are known to carry mycotoxins, most commonly Aflotoxin. These are potent toxins that can cause a wide range of debilitating issues in animals ands humans from contaminated foods.
@wizardworld420
@wizardworld420 3 года назад
you are God
@upuliindrachapa950
@upuliindrachapa950 6 лет назад
Better if u used some graphics and more examples:)
@ProfGillesBolduc
@ProfGillesBolduc 6 лет назад
Thank you, I will keep this in mind in my future videos.
@syedzameer8022
@syedzameer8022 2 месяца назад
isn't penicillium a dueteriomycota
@israzuberi1871
@israzuberi1871 7 лет назад
Still confused
@jovmilovanovic7757
@jovmilovanovic7757 4 года назад
isn't penicilium deuteromycotina?
@ProfGillesBolduc
@ProfGillesBolduc 4 года назад
Deuteromycotina (a.k.a. Deuteromycota) is a phylum that mycologists group fungi with no known sexual reproduction. As they learned more about the members, usually by DNA analysis, theses members are moved out of the Deuteromycota phylum and placed in their correct phylum. The interesting thing is that the majority are placed into the Ascomycota phylum. I suspect this is what happened to Penicillium.
@jovmilovanovic7757
@jovmilovanovic7757 4 года назад
@@ProfGillesBolduc yeah, no, im aware that 'fungi imperfecti' usually turn out to be ascos, its just that im studying for my micology final and my recently published textbook inexplicably puts penicillium in the deuteromycoyina subphylum
@ProfGillesBolduc
@ProfGillesBolduc 4 года назад
I wish I can help you more than this. But this is what I learned from my research. Go with what your textbook tells you for your final exam and ask your professor for his/her thoughts. (It could score you some points!) I'm hoping he/she is a mycologist and thus knows more than I. I'm a bacteriologist. Please let me know what they say. Good luck on your final exam.
@jovmilovanovic7757
@jovmilovanovic7757 4 года назад
@@ProfGillesBolduc hey, thanks a bunch, man! and no worries, the textbook is probably wrong, not an unusual thing where im from, haha I'll be sure to.tell my professor about the discrepancy, and you've got a new subscriber
@jovmilovanovic7757
@jovmilovanovic7757 4 года назад
@@ProfGillesBolduc so i think i figured out why i was confused, the textbook mentions only the anamorphic phase of penicillium in relation to the subphylum deuteromycotina... i guess the authors were aware that it shouldn't be classified in the mentioned subphylum, but did it anyway, cause we have to study -some- deuteros that are not aspergillus haha
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