Q: What does rearrangements of chromosomes contribute to the emergence of? Choices: - clones - extinction - fewer species - new species A:
new species

(Question)
Q: Which vitamin is made in the skin when it is exposed to sunlight? Choices: - Vitamin C - Vitamin B1 - Riboflavin - vitamin d A:
(Answer)
vitamin d

Ques: Q: The potential of what can be used to measure the ph of a solution? Choices: - electrodes cell - symbiotic cell - stimulation cell - galvanic cell A:
Ans: galvanic cell

(Q).
Q: Which cells change the accessibility, transcription, or translation of a gene? Choices: - endogenous - prokaryotic - ribosomes - eukaryotic A:
(A).
eukaryotic

Ques:Q: What do light emitters do to what you see? Choices: - divide frequencies - subtract frequencies - block frequencies - add frequencies A:

Ans:add frequencies

Q: What speeds up chemical reactions inside cells? Choices: - nucleus - inhibitors - electrodes - catalysts A:
catalysts