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antoniya [11.8K]
3 years ago
12

What is a biotic factor?

Biology
1 answer:
KiRa [710]3 years ago
4 0

The closest answer is c

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Steeping tea for 20 minutes represents<br> which type of transport?
EleoNora [17]

Answer:passive transport

Explanation:

Passive transport moves molecules from high concentration to low concentration such as seeping tea

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3 years ago
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A food that supplies two grams each of fat, carbohydrate and protein delivers ___ total calories.
shtirl [24]
<span>The commonly accepted values is 4 Calories per gram of protein and carbohydrate and 9 Calories per gram of fat. Since we have 2 grams of each, a little simple math will do: 2 g * 4 Cal/g + 2 g * 4 Cal/g + 2 g *9 Cal/g = 8 Cal + 8 Cal + 18 Cal = 34 Cal</span>
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Write the difference between single celled organisms and multi-cells organisms below.
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Answer: Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function.

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The green "s c u m" you see in an aquarium is called _____.
Setler [38]

Answer:

b. cladophora

Explanation:

The cladophora algae is a type of green algae that grows attached to rocks or wood that are underwater. It forms short, rigid green filaments that branch, it's smell is similar to mushrooms. The cladophora is introduced in aquariums via contaminated plants or equipment, therefore to prevent it's formation it is necessary to clean everything before intoruducing it to the aquearium. This algae is so resistant once installed that usually the tank has to be re-started.  

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1. The bronchi and alveoli organs are part of which organ system?
Anastaziya [24]

Answer:

respiratory system

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The bronchi become smaller the closer they get to the lung tissue and are then considered bronchioles. These passageways then evolve into tiny air sacs called alveoli, which is the site of oxygen and carbon dioxide exchange in the respiratory system.

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