Crustaceans have paired antennae

Indicate whether the statement is true or false


T

Biology & Microbiology

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Select the two major functions of the estrogen and progesterone secreted by the human placenta.

Biology & Microbiology

In addition to their characteristic cilia, most ciliates contain two types of

A. cysts. B. wood-digesting enzymes. C. flagella. D. chloroplasts. E. nuclei.

Biology & Microbiology

Arsenic poisoning can lead to organ failure and death. Though arsenic can inhibit or interfere with a number of cellular enzymes, arsenic poisoning is thought to be mainly due to indirect inhibition of enzymes involved in both pyruvate oxidation and the Krebs cycle. As a result, this compound must be able to enter which cellular compartment?  

A.  The cytoplasm B.  The nucleus C.  The intermembrane space of the mitochondria D.  The mitochondrial matrix E.  The endoplasmic reticulum Clarify Question What is the key concept addressed by the question? What type of thinking is required?   Gather Content   What do you already know about pyruvate oxidation and the Krebs cycle? What other information is related to the question?   Choose Answer   Do you have all necessary information to determine where arsenic poisoning would have its greatest impact within the cell?  

Biology & Microbiology

What is the name of the figure shown below that depicts the staining and photographing of an entire set of duplicated, condensed chromosomes from a single cell?

A) Cytosmear B) Cell smear C) Pap smear D) Karyotype E) Karyogram

Biology & Microbiology