genomes to ecosystems lecture 6- species diversity Flashcards
how many different species are there (estimate)
8.7 million
what are the facts about Kenya?
-543 occurrence datasets with 441,023 records
-no checklist datasets
-no metadata-only datasets related to kenya
-32 countries contribute data about Kenya and not including Kenya itself
what is inaturalist?
Take a picture (phone knows where and when)
* Upload it, if you don’t know what it is other people can help
* Artificial intelligence can make a guess (it learns and so gets better the more photos people add)
how is what we know about biodiversity bias
David Attenborough is our main source
where is biodiversity?
all around us, its is everywhere
what is a diversity scanner?
a robotic discovery of small invertebrates with machine learning methods
how are barcodes made?
Only a few numbers needed to generate unique identifiers e.g., 10 x 10 x10 x 10 x 10 x 10 = 1,000,000
how many known species are there?
I.9M Known Species; 10M Estimated most are insects
how much of earths dna have we sequenced?
we have only sequenced 1 × 10−22% of the total DNA on Earth … This means that the fraction of microbial diversity that we have sampled to date is effectively zero
how is the evolutionary tree for all life constructed?
from ribosomal RNA sequences
what is Whittaker’s Five Kingdom Classification (1969)?
Classification based on cell structure and methods of nutrition
eg are plants= photosynthesis, fungi= absorption, animals= ingestion, protisa= eukaryotes and monera= prokaryotes
