The blood brain barrier is the protective mechanism that helps maintain the brain's stable environment.

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


Ans: False

Biology & Microbiology

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Discuss how the initiation of DNA synthesis occurs in bacteria using the terms origin of replication, replication fork, and theta structures

What will be an ideal response?

Biology & Microbiology

In what way are prokaryotic and eukaryotic cells different?

a. A prokaryotic cell has a cell wall, but a eukaryotic cell does not. b. A prokaryotic cell does not have a cell wall, but a eukaryotic cell does. c. A prokaryotic cell has a capsule, but a eukaryotic cell does not. d. A prokaryotic cell does not have a capsule, but a eukaryotic cell does.

Biology & Microbiology

Determine whether the following statement is true or false: Master regulators such as Ey in Drosophila are so powerful that they can even activate their regulatory networks outside the normal location.

a. true b. false

Biology & Microbiology

A person who has type AB blood

A. has type A & B antigens. B. produces anti-A and anti-B antibodies. C. has only type A antigens. D. cannot receive type A or type B blood in a transfusion.

Biology & Microbiology