Which of the following statements about G protein-linked receptors is true? a. G proteins become phosphorylated after hormone binding.

b. Activated G proteins split into three parts, one of which activates an enzyme in the cell cytoplasm

c. Activated G proteins catalyze the production of secondary messengers.

d. G proteins are activated when they are bound to GDP.

Getting out of bed is the first goal i tackle each day. 2several small goals are achieved by me as the day progresses. 3when i am riding the bus home or walking the dog, i think about the bigger goals i have for my life. which statement correctly describes the verb tense, aspect, and voice in this paragraph? a. sentences 1 and 2 contain present progressive verbs. sentence 3 contains both present progressive and simple present verbs. sentence 2 uses passive voice. b. sentences 1 and 2 contain simple present verbs. sentence 3 contains present progressive verbs. all three sentences use active voice. c. sentences 1 and 2 contain present progressive verbs. sentence 3 contains simple present verbs. all three sentences use active voice. d. sentences 1 and 2 contain simple present verbs. sentence 3 contains both present progressive and simple present verbs. sentence 2 uses passive voice.

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

How do you date a sample of rock that you suspect as being one of the earliest on earth