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liberstina [14]
3 years ago
12

¿Cuáles eran las condiciones de la Tierra primitiva?

Biology
1 answer:
Morgarella [4.7K]3 years ago
4 0

Answer:

La Tierra primitiva no tenía una atmósfera o agua libre. El planeta estaba demasiado caliente para que los gases y el agua se acumularan.

Explanation:

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Somebody help me so I can give y’all some points
Anna11 [10]

Answer:

C: Yes, it is made up of more than one element with a new set of properties.

Explanation:

Carbon dioxide is a compound because it is made up of one carbon atom and two oxygen atoms.(How it is formed: two oxygen atoms are covalently(type of chemical bond) bonded to the single carbon atom)

Hope this helps, and have a nice day!!!

6 0
3 years ago
You arrive at a residence where you find a woman in her early 60s. She is anxious, tachycardic, and her fingertips and lips are
riadik2000 [5.3K]

Answer:

Congestive Heart Failure.

Explanation:

Congestive heart failure may be defined as a type of the chronic condition that might affect the pumping of the heart muscles. The fluid gets accumulated in the heart.

The congestive heart failure cannot be easily marked in youngsters but can be marked easily in the old persons. The individual feels difficulty in breathing and may also suffer from the tachycardia. Excessive sweating and change in the nail color is common in severe heart failure.

Thus, the correct answer is option (D).

3 0
4 years ago
How an immune response stars after a macrophage attacks a pathogen
marishachu [46]
After the macrophage fails the Helper T Cell stimulates the B cells (create antibodies) if pathogen is extracellular and Cytotoxic T Cells (killer T cells, release perforin) if pathogen is intracellular. Once the pathogen is killed the B Cells create Memory B Cells and the Killer T Cells create memory T Cells. 
<span>Hope that's helpful.</span>
4 0
3 years ago
What is the Complementary strand? <br> Original: UACUCAGGUUCA<br> Complementary strand:
MakcuM [25]

Answer:

AUGAGUCCAAGA

Explanation:

because adenine always pair's with thymine and cytosine with guanine. you can also remember it as Apple Tree and Car Garage.

8 0
3 years ago
How does the rules of atoms apply to the conservation of mass?
Alchen [17]

Answer:

The Law of Conservation of Mass tells us that matter is neither created nor destroyed during a chemical reaction. Atoms can be rearranged to form new compounds, but the total mass of the system remains constant.

6 0
3 years ago
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