When elemental sulfur is provided externally as an electron donor, the organism must attach itself to the sulfur particle because of the extreme insolubility of elemental sulfur

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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By a __________, transpiration pulls water upward by creating a continuous negative pressure (or

tension) inside xylem from leaves to roots. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

In meiosis, cells become haploid ____

a. at the end of telophase I b. during metaphase I c. during anaphase I d. at the beginning of metaphase II e. at the end of prophase II

Biology & Microbiology

How are the two strands in DNA's double helix held to each other?

a. by hydrophobic interactions b. by hydrogen bonds c. by ionic bonds d. by phosphodiester bonds

Biology & Microbiology

Fill in the blanks to complete the following statements. ?__________________ antibiotics inhibit the replication of microorganisms and prevent the growth of the organism without destroying them

Fill in the blank(s) with correct word

Biology & Microbiology