Which of the following describes the epididymis? a. a tube that transports sperm to the urethra b. a vesicle that produces fluid and gives sperm nourishment and motility c. a gland that contributes fluid to semen d. a tube that stores and develops sperm cells from the testes
Answers: 2
Biology, 21.06.2019 17:20
The trp operon in e.coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.
Answers: 1
Biology, 22.06.2019 02:30
Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe
Answers: 1
Which of the following describes the epididymis? a. a tube that transports sperm to the urethra b...
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