When referring to attenuation in regulation of the trp operon, it would be safe to say that when there are high levels of tryptophan available to the organism,
a) translational termination is likely
b) tryptophan is inactivating the repressor protein
c) ribosomes are stalling during translation of the attenuator region
d) the trp operon is being transcribed at relatively high levels
e) transcriptional termination is likely

Complete the sentences by matching the names of trees to the appropriate blanks. to do this, drag the names on the left into the appropriate blanks in the sentences on the right. match the words in the left column to the appropriate blanks in the sentences on the right. terms may be used more than once. make certain you have filled every blank with a term before clicking submit. 1. deciduous trees lose their leaves seasonally and include trees such as maple and elm. 2. conifer leaves are generally thin and needle-like, while seeds are contained in cones. conifers include cedar and pine. 3. evergreens are plants that maintain their leaves in all seasons and include trees such as cedar, elm, and pine. 4. hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as maple, , and cedar. elm returned you filled in 2 of 10 blanks incorrectly. mango trees are tropical broad leaf plants that maintain their leaves all year long. no credit lost. try again.

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?