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Nata [24]
2 years ago
7

24. What is evidence for the endosymbiotic theory? (a) rna can catalyze metabolic reactions. (b) meteorites contain organic mole

cules. (c) amino acids can be synthesized from inorganic compounds.
Biology
1 answer:
ohaa [14]2 years ago
4 0
I think it’s A but i’m not sure
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Before exploring energy balance and its effect on weight, you must first be able to use the vocabulary effectively.
valkas [14]

Answer:

1. When the number of calories a person consumes is equal to the number of calories he or she burns in a day, that person's body is in Energy Balance.

2. Someone who is in Positive Energy Balance eats more calories in a day than he or she bums.

3. Negative Energy Balance occurs when the number of calories a person bums in a day is greater than the amount he or she consumes.

4. Weight management involves applying strategies that allow someone to keep his or her body weight within a healthy.

5. The Basal metabolic rate is the amount of energy uses in order to perform its basic physiological functions.

6. The Thermic effect of food refers to the number of calories burned in order to digest absorb, metabolze, and store food.

7. The Lean body mass refers to his or her total body - fat mass.

Explanation:

This group of statements are related to body weight, the balance between the energy we consume through food and all the energy we burn through excercise and different activities, such as only mantaining our body temperature and normal processes.

3 0
3 years ago
Water at about 4°C (39°F) is more dense than water at 0°C (32°F). Why would the living organisms in the lake die if the water at
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The water would freeze across the surface of the lake, blocking the dissolving of oxygen and nutrients. <span>Water is actually less dense when frozen, which is why ice cubes and ice bergs all float. This is also why you can ice skate on a lake if the ice gets thick enough on the surface. Many organisms that live in freezing lakes have special adaptations which help them survive.</span>
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3 years ago
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An incomplete diagram of the rock cycle is shown below. Use the labels to correctly complete the diagram.
Afina-wow [57]

it goes sedimentary rock to metamorphic is heat and pressure

then metamorphic to magma is melting and magma to igneous rock is crystallization

Thats all i got

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Based on the arrows, what does the image represent?
Karolina [17]

Answer:

I think the answer is B i might be mistaken though c:

Explanation:

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D. because if they're not careful they become extinct by predators, then they have to be careful to survive by staying alert.

Please help.

autism

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2 years ago
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