By definition, a direct parasitic life cycle includes two different species of hosts to complete its life cycle

a. true
b. false


Ans: b. false

Biology & Microbiology

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Which of the following characteristics of eukaryotic gene expression regulation is also true in bacteria?

A. Posttranscriptional regulation is prominent because transcription is separated from translation in space and time. B. Transcriptional activation is associated with changes in chromatin structure. C. Many genes are regulated at the level of transcription initiation. D. The transcriptional ground state is restrictive.

Biology & Microbiology

Genetic map units represent

a. absolute physical distances between genes. b. locations of different alleles of a gene. c. the chromosome on which a given gene is located. d. the actual DNA sequence of a gene. e. relative positions of genes with respect to each other.

Biology & Microbiology

Is it possible to be a "carrier" (phenotypically normal but capable of passing the allele to one's offspring) for Hemophilia A?

a. Yes b. No

Biology & Microbiology

Metabotropic receptors act by initiating changes in second messenger systems in target cells.

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

Biology & Microbiology