downs

Which type of eukaryotic organism evolved first?

An example of a cnidarian is a

Put the following animal adaptations in order from earliest to most recent adaptation.   ​

For each of the statements below, state if it is true or false.  T distribution is symmetric around 0. This is a [fill1] statement. If random variable T has t distribution with 10 degrees of freedom, then

The type of diet that promotes beneficial gut microbes is a

The tree of life has been rearranged into three domains based on what evidence?  

After being diagnosed with a bacterial infection, an oral (taken by mouth) antibiotic was prescribed. After taking the full course of the antibiotic, what would be an expected outcome of the gut microbiome?   ​

Fungi play a crucial ecological role in all terrestrial ecosystems, including those in the Amazon rain forest. What is that role?  

The chordate group of animals includes