The diagram shows the life cycle of a fern. Which labels belong in the areas marked 1 and 3?
1 - Zygote
3 - Spores
1 - Spores
3 - Zygote
1 - Sporophyte
3 - Gametophyte
1 - Gametophyte
3- Sporophyte
1
2.
3

What is the best-known carbohydrate?

Been sitting here trying to take this test and don't know this answer! place the events of a feedback mechanism associated with body temperature in the correct order. ·nerve cells send message from skin to the brain ·body returned to normal temperature around 98.6 degrees f ·temperatures regulation center in the brain sends out signals ·body temperature exceeds 98.6 degrees f ·sweat glands throughout the body activate to cool off skin surface it is a 1 through 5 question in biology!

The arrows in the illustration point to