Which of the following organelles isnot part of the endomembrane system?
(a) Golgi apparatus
(b) the nucleus
(c) mitochondria
(d) lysosomes
(c) Mitochondria are not part of the endomembrane system, which is thought to have arisen initially through invagination of the plasma membrane. Instead, mitochondria (and chloroplasts) are thought to have evolved from a bacterium that was engulfed by a primitive eukaryotic cell.
You might also like to view...
Define the term hemizygous and explain how the hemizygous condition relates to sex-linked inheritance
What will be an ideal response?
Helicases are enzymes that
A) Catalyzes the addition of new nucleotides on 5' -3' strands of DNA. B) Catalizes the sealing together of short stretches of nucleotides in discontinuous strands. C) Catalyses are breaking of hydrogen bonds between base pairs in the DNA molecules. D) Catalyses the rewinding of the two DNA molecules after replication.
If a person is trying to use operant conditioning on their child, they would need to
A. repeatedly encourage the child to perform a behavior and then wait several days before rewarding the good behavior so the child associates the behavior with the reward. B. never encourage a specific behavior from a child but randomly give them rewards. C. repeatedly encourage the child to perform a behavior and then reward the good behavior so the child associates the behavior with the reward. D. wait until the child accidentally performs a behavior that is desirable and then reward the good behavior so the child associates the behavior with the reward.
Which of the following ethical principles is supported by conservation biology?