Which of the following helps in chromosomal movement during cell division?

a. chloroplasts
b. microtubule
c. microfilaments
d. peroxisomes
e. intermediate filaments


Answer: b. microtubule

Biology & Microbiology

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In bacterial and archaeal cells, the electron transport chain is located in the ________ whereas in eukaryotic cells, the electron transport chain is located in the ________.

A. inner mitochondrial membrane; plasma membrane B. plasma membrane; outer mitochondrial membrane C. plasma membrane; mitochondrial matrix D. inner mitochondrial membrane; outer mitochondrial membrane E. plasma membrane; inner mitochondrial membrane

Biology & Microbiology

True or False: Once someone has been diagnosed with stage 4 cancer, there are no further treatment options that may help.

Answer the following statement true (T) or false (F)

Biology & Microbiology

What is a deficiency of oxygen in the tissues called?

A) hypercapnia B) hypoxia C) hypoxemia D) hypocapnia E) apnea

Biology & Microbiology

Genealogical species are groups that have diverged from a common ancestor but aren't yet reproductively ________

Fill in the blank(s) with correct word

Biology & Microbiology