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Blizzard [7]
2 years ago
12

Why do flowers have pigment, not how but the reason they have pigment

Biology
1 answer:
n200080 [17]2 years ago
6 0
Which are in the class of chemicals called flavanoids (what gives plants their color). Chlorophyll is the most well known pigment, providing all that green you see in leaves and foliage.
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The second messenger in the following G-protein-linked-receptor pathway is signal moleculeG protein linked receptor activated G
melamori03 [73]

Answer:

Answer is D - cAMP.

Explanation:

cAMP is a small molecule that functions as an intracellular signaling molecule - a second messenger. The first messenger would be the thing that activated the GPCR (e.g. a hormone). The GPCR is a signal transducer (converts extracellular signal to intracellular signal). Once activated, the GPCR activates  adenylate cyclase which can be called a signal effector - it is an enzyme that produces cAMP.

7 0
3 years ago
Which of the following is not a feature of natural selection?
Katen [24]

Answer:

naturally living organisms

6 0
3 years ago
Which benefit comes with flexibility? a. increased muscle endurance b. improved posture c. improved energy production d. prevent
Ksivusya [100]

The answer is d. prevention of muscle strains. Other benefits of flexibility are Joint health, prevention of low back pain injuries, temporary reduction of post-exercise muscle soreness, relief of aches and pains, relief of muscle cramps, maintenance of good posture and balance, relaxation.

6 0
3 years ago
What is Sexual contact?
tresset_1 [31]

Answer:

Explanation:

DescriptionHuman sexual activity, human sexual practice or human sexual behaviour is the manner in which humans experience and express their sexuality. People engage in a variety of sexual acts, ranging from activities done alone to acts with another person in varying patterns of frequency, for a wide variety of reasons

8 0
3 years ago
LIST THESE BY GREATEST NUMBER OF PROTONS, please.
GarryVolchara [31]

Answer:

Hydrogen, Lithium, Aluminum, Argon, Nickel, Iodine, Gold, Mercury

 

Explanation:

Hydrogen has 1 proton.

Lithium has 3 protons.

Aluminum has 13 protons.

Argon has 18 protons.

Nickel has 28 protons.

Iodine has 53 protons.

Gold has 79 protons.

Mercury has 80 protons.

Hope this helps.

3 0
2 years ago
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