Explain why the one-gene:one-enzyme hypothesis is no longer considered to be totally accurate. 1. Overlapping genes and alternative splicing were discovered.
2. Enzymes are a subclass of more general term - protein.
3. Some genes do not code proteins.
4. Some enzymes consist of different subunits each coded by their own gene.
5. Some enzymes are not coded by genes.

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer