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Digiron [165]
3 years ago
14

A student wants to compare the amounts of CO2 given off by yeast provided

Biology
1 answer:
Dovator [93]3 years ago
5 0

Explanation:

A sugar is a source of carbohydrate which is made up of carbon and oxygen atoms. Providing a yeast with more amount of sugar will increase the process of fermentation which is the anaerobic respiration. The carbon dioxide will be released after this process. The released carbon dioxide gas can be measured by observing the shape of the balloon and measuring the quantity of carbon dioxide present in the balloon.

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Imagine that you're able to fully dissolve a powdered substance in water. What can be said about this creation? A) The creation
Molodets [167]
Correct Answer:
Option B. The creation is a solution

Since, the powered substance is fully dissolved in the water the resulting mixture will be a solution. As we are dissolving the powered substance in water, water will be our solvent and the powdered substance will be the solute. A suspension is the type of mixture in which solute particles are not completely dissolved in the solvent. Therefore, the correct answer to this question is the creation is a solution. 
7 0
3 years ago
A coin is flipped three times resulting in three heads. What is the probability that a fourth flip will be heads? 75% 25% 100% 5
Vinvika [58]
I think it would be 50% because it could land on heads just as much as it lands on tails. its a even chance it could land on whichever it chooses to. 
4 0
4 years ago
What impacts do the amounts of available energy, water, and oxygen have on an ecosystem?
bearhunter [10]

Answer:

What impact do the available amounts of energy, water, and oxygen have on an ecosystem? They act as limiting factors. ... increasing the biodiversity of the ecosystem.

7 0
2 years ago
Lancelets and tunicates are two groups of chordates. classify each statement as applying to lancelets, tunicates, both lancelets
Alenkinab [10]
Characteristics of Lancelets:
Small
Elongated
Marine invertebrate
Lacks a jaw
No sense organs
Has a notochord
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Characteristics of Tunicates:
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Has an outer coat that is rubbery or hard
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I hope this is the answer that you were looking for.
7 0
4 years ago
Which of the following do all living things have in common?
Illusion [34]

Answer:

D

Explanation:

all living things are made up of many cells

6 0
2 years ago
Read 2 more answers
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