What is incorrect about pertussis?

What will be an ideal response?


The number of cases is steadily decreasing since 1976.

Biology & Microbiology

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The correct sequence of stages in mitosis is

(a) interphase, prophase, metaphase, anaphase, telophase. (b) prophase, metaphase, anaphase, telophase. (c) metaphase, anaphase, prophase, telophase. (d) prophase, telophase, anaphase, interphase.

Biology & Microbiology

Solid worms that lack a body cavity are known as  

A.  acoelomates. B.  pseudocoelomates. C.  triploblastic. D.  coelomates. E.  diploblastic.

Biology & Microbiology

In mutualism, the interaction between two species is more often a reciprocal exploitation than a cooperative effort between individuals

Indicate whether the statement is true or false

Biology & Microbiology

A chromosome library is a collection of all of the DNA:a

that occurs in one species. b. contained in one chromosome. c. that would be found in the chromosomes of a typical cell of a particular organism. d. in a recombinant gene. e. that codes for functional enzymes in a chromosome of a particular organism.

Biology & Microbiology