Endosymbiotic Theory and MGE Review

What theory that states that chloroplast and mitochondria evolved from ancient bacterial cells that were engulfed by other one celled organisms? (spelling counts)

(a)  

What is the name of the process where bacterial cells divide into two identical cells?

• conjugation

• mitosis

• binary fission

• replication

What is the name of the process where two bacterial cells exchange DNA through their pili?

• mitosis

• sex

• fertilization

• conjugation

What do you call the extra pieces of DNA that are found in bacterial cells?

• vectors

• plasmids

• genes

• loops

Which statement is FALSE about viruses?

• They inject their DNA or RNA into the host cell

• They are always active and destroying cells

• They are considered a MGE

• They bring about genetic change in the host cell

What is the last name of the scientist who discovered transposons while working with Maize corn? (Spelling counts)

(a)  

Which statement is False about MGE's?

• It stands for mobile genetic elements

• Viruses are an example

• Bacteria are an example

• They are units of DNA or RNA that are moved as a functional unit.

Which statement is False about archaebacteria?

• They are bacteria that thrive in harsh conditions

• anaerobic bacteria are an example

• thermoacidophiles are an example

• They are no longer present today

Which bacteria struggled to cope with an atmosphere with increasing amount of oxygen?

• aerobic

• anaerobic

• cyanobacteria

• eubacteria

Tags

NGSS.HS-LS2-3

Which statement is false about chloroplast and mitochondria?

• They have their own set of DNA

• They have double membranes

• They are organelles

• They divide at the same time as the cell

Tags

NGSS.HS-LS2-5