Temperature, sunlight, elevation, and longitude can affect the amount of dissolved oxygen in a lake. Which part of this statement is not true? - Sunlight affects dissolved oxygen.
- Elevation affects dissolved oxygen.
- Longitude affects dissolved oxygen.
- Temperature affects dissolved oxygen.

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.

it's not c. i took the quiz and got it wrong. so my best guess is b.

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genetic variation will increase because of a new habitat and food source.

explanation: