Answer:
i cant see the picture can you type in comments what your asking
Ans.
Steroids are defined as active organic bio-molecules, having four rings with a specific molecular configuration. Steroids play role in two major functions: as hormones or signaling molecules and as structural components of plasma membrane.
Examples of steroid hormones are estrogen, progesterone, and cortisol. Thus, the correct answer is 'option b). they serve as chemical messengers.'
Answer:
1.) a
2.) b
3.) c
4.) a
5.) b
6.) Are there any other options? none of those options are right because energy is released from ATP when a phosphate group is removed.
Explanation:
the oxygen that fish breathe is not the oxygen in H2O.Instead,the fish are breathing O2(oxygen gas) that is dissolved in water. ...Plus water is a lot heavier and thicker than air,so it takes a lot more work to move it around. please mark me braneliest
Manipulate change is the part of the experiment that has changed
