The genetic code is sometimes called “universal,” meaning that all organisms share the same:a

genes.
b. coding mechanism.
c. ribosomal structure.
d. mitochondrial DNA.
e. nucleic acid composition.


b

Biology & Microbiology

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When does pregnancy start?

a. at fertilization b. when a zygote forms c. at gestation d. when the zygote implants in the uterus

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Of the following statements about plankton, which is/are true? Choose all that apply.

What will be an ideal response?

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Both eyes have an optic disk. When an image is focused on the optic disk, it cannot be "seen."

Indicate whether the statement is true or false

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What does the plasma membrane of a phagocyte attach to on a microorganism?

a. Glycoproteins b. Phagosomes c. Pseudopods d. Lysosomes

Biology & Microbiology