The primitive streak is associated with what process?

a. somite formation
b. brain formation
c. cleavage
d. gastrulation
e. placentation


d

Biology & Microbiology

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The cell-mediated immune response is a function of ____

a. B cells b. T cells c. plasma cells d. blood cells e. antigen producing cells

Biology & Microbiology

To determine the probability that two parents who are Bb will a first child that is Bb, use the product

rule. __________________ Indicate whether the statement is true or false.

Biology & Microbiology

In order to activate genes associated with lactose metabolism, the levels of cAMP must be ________ in a bacterial cell

Fill in the blank with correct word.

Biology & Microbiology

A human body has about ________ cells.

A) 3.2 billion B) 20,600 C) 30 trillion D) 10 to 100 million

Biology & Microbiology