Archaea have a unique form of conjugation involving cytoplasmic bridges for bidirectional transfer of DNA

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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Hantavirus pulmonary syndrome is a viral respiratory disease caused by contact with

A) rat fleas. B) rodents. C) mosquitoes. D) bats.

Biology & Microbiology

Genome sequencing of our human ancestor, Neanderthals (Homo neanderthalensis), revealed that Neanderthals have a FOXP2 gene with the same two amino acid changes observed in H. sapiens FOXP2. What can be concluded based on this finding? (Check all that apply)  

_____  Neanderthals evolved from H. sapiens. _____  H. sapiens evolved from Neanderthals. _____  Neanderthals may have had the ability to use language. _____ These two amino acid changes arose prior to the common ancestor of Neanderthals and H. sapiens. _____  Verbal speech was impossible for Neanderthals. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about FOXP2?   Consider Possibilities · Consider the different answer options. Which can you rule out?   Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?   Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?  

Biology & Microbiology

Oceans and the tropical rain forests contribute equally to global productivity

Indicate whether the statement is true or false.

Biology & Microbiology

In the tropisms with which it is involved, auxin causes ____

a. rapid cell division b. hardening of cell walls c. cell elongation d. increased plasma membrane permeability e. increased protein synthesis

Biology & Microbiology