A defining characteristic of eukaryotic organisms is that they  

A.  have their transcription occurring in the cytoplasm and translation in the nucleus.
B.  have their transcription occurring in the nucleus and translation in the cytoplasm.
C.  have only operons to assist in gene expression.
D.  carry out protein synthesis only in the presence of the cAMP molecule.
E.  use the leucine zipper primarily for the production of the amino acid tryptophan.


B.  have their transcription occurring in the nucleus and translation in the cytoplasm.

Biology & Microbiology

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Which of the following is not one of the major transport systems of the inner mitochondrial membrane?

A) sodium-potassium pump B) dicarboxylate carriers C) tricarboxylate carriers D) pyruvate carrier cotransport E) ATP-ADP carrier exchange

Biology & Microbiology

You are given an embryo with eight cells and you carefully separate them and allow them to develop in separate containers. Each of the cells forms a complete embryo that develops normally into an adult animal. How would you categorize your animal?

A. It has indeterminate cleavage. B. It has determinate cleavage. C. It is a protostome. D. It is an annelid, mollusk, or arthropod. E. It has spiral cleavage.

Biology & Microbiology

There is no limit to the number of alleles that exist for a gene

Indicate whether the statement is true or false.

Biology & Microbiology

Based on four generations of data, does the inheritance of this disease appear to be related to the sex of the offspring?

a. yes b. no

Biology & Microbiology