A molecule with the formula CH3CH(NH2)COOH would probably exhibit which of the following characteristics? Molecules with this formula would likely be hydrophobic.
Polymers of this molecule can serve as storage or structural components.
The side chains of this molecule would determine its function.
This type of molecule serves as a vehicle for transmission of genetic material.

i believe the correct answer from the choices listed above is the first option. the scientists need to look at the   validity of data, claims, hypotheses, and observations before  developing an argument. they base their arguments on facts that are present and they make sure they have proofs. 

explanation:

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.

energy and particles

the correct answer is 2 and 4