The presence of a mutant lac repressor that could not bind lactose would result in transcription even when lactose was present because the mutant repressor would remain bound to the la

Which type of respiration takes place when there is no oxygen present

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

Which muscle cell structure stores calcium ions that are used to trigger the contraction?