T or F: in a myofibril, the dark bands are myosin and the light bands are actin

What will be an ideal response?


false

Biology & Microbiology

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Plasma from a sick mouse is filtered across a membrane that has a 200 nm pore size. If the filtrate is still infectious when injected into a healthy mouse, then the pathogen is most likely a(n):  

A.  bacterium B.  archaean C.  fungus D.  virus E.  parasitic worm Clarify Question · What is the key concept addressed by the question? · What type of thinking is required?   Gather Content · What do you already know about virus size?   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

During electron transfer phosphorylation, which ions accumulate in the intermembrane space of the mitochondria?

a. calcium b. hydrogen c. oxygen d. phosphorus e. sodium

Biology & Microbiology

Which of the following conditions is due to a sex-linked gene?

A) color-blindness B) hemophilia C) muscular dystrophy D) inability to see red or green E) All of the answer choices are sex-linked conditions.

Biology & Microbiology

Insect densities tend to decrease in elevated CO2, all other factors being equal.

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

Biology & Microbiology