PLS HELP The presence of air is believed to be important for root growth in bean
plants. The apparatus available to conduct an investigation is shown
below. There are enough bottles and other materials to have multiple
setups. Additional air can be bubbled into the bottle through the rubber
tube..
State the purpose (or question) the
experimental setup is designed to test and write a possible hypothesis. *

Agene with the original sequence of atgtt—tact underwent substitution mutation to form atatt—tact after a few generations. tact is a part of a muscle protein encoding region, and atgtt codes for a digestive enzyme. what will be the effect of this mutation? a. the production of muscle protein will be affected. b. the production of digestive enzymes will be affected. c. the production of both the protein and the enzyme will be affected. d. the production of neither the protein nor the enzyme will be affected.

Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth

As a small change in a person's dna can cause a genetic disorder