Mycoplasmas are bacteria that lack cell walls.

a. true
b. false


Ans: a. true

Biology & Microbiology

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In flowering plants, a mature male gametophyte contains _____

A) two haploid gametes and a diploid pollen grain B) a generative cell and a tube cell C) two sperm nuclei and one tube cell nucleus D) two haploid microspores E) a haploid nucleus and a diploid pollen wall

Biology & Microbiology

Some viruses cause abnormal growth of cells rather than destruction. This is called ________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Free energy change is equal to zero at equilibrium.

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

Biology & Microbiology

What help move lymph throughout the lymph vessels?

a. constriction of blood vessels b. skeletal muscle and breathing movements c. conscious actions d. dilation of blood vessels

Biology & Microbiology