Members of the ________ genus are the MOST abundant bacteria present in the large intestine of humans and contain the unusual ________ in their cell membranes

A) Bacteroides / glycerolipids
B) Bacteroides / sphingolipids
C) Sphingobium / glycerolipids
D) Sphingobium / sphingolipids


Answer: B

Biology & Microbiology

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Which of the following was observed by Erwin Chargaff?

A. Base composition of DNA does not vary from one species to another. B. The DNA isolated from different tissues of the same species all have the same base composition. C. Base composition changes as the organism ages. D. In all species, the number of adenines equals the number of guanines. E. In all species, A + T = G + C.

Biology & Microbiology

fungal

What will be an ideal response?

Biology & Microbiology

The process of finding the location of genes and functional (e.g., regulatory) sequences and their functions within a genome sequence is called ________

Fill in the blank(s) with correct word

Biology & Microbiology

Zygote? Refer to the accompanying figure. The structure labeled as 4 is a:


a. zygote
b. gamete
c. zoospore
d. sporangium
e. zoosporangium

Biology & Microbiology