Intact skin and body-cavity linings are the first barriers to invasion by pathogens

1.True
2.False


1

Biology & Microbiology

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Which of the following terms is incorrectly matched with the word from which it was derived?

A) Z line-zwischen B) M line-myomesin C) H zone-hell D) I band-irregular E) A band-anisotropic

Biology & Microbiology

Karyotyping is usually done using what kind of cells?

a. muscle b. blood c. cartilage d. sex e. epidermal

Biology & Microbiology

In which of the following do the mucous membranes serve as a portal of entry for disease?

A) A pathogen crosses from the mother to the fetus by way of the placenta. B) A person rubs the eye with contaminated fingers and the pathogen is washed into the nasal cavity by way of tears. C) A person is bitten by a mosquito that carries the malaria parasite. D) Fungi digest the outer layer of the skin. E) A person receives an injection with a contaminated needle.

Biology & Microbiology

Name three possible fates for an endocytosed molecule that has reached the endosome

What will be an ideal response?

Biology & Microbiology