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andrey2020 [161]
3 years ago
7

HELP!!!!

Biology
2 answers:
avanturin [10]3 years ago
3 0

Answer:

B.Oxygen is made from the breakdown of carbon dioxide during photosynthesis

Explanation:

zysi [14]3 years ago
3 0

Answer:    Mechanical energy is converted to chemical energy during photosynthesis. Oxygen is made from the breakdown of carbon dioxide during photosynthesis. Energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis.

Explanation:

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FASSST!!!physical science!!!!!
scoray [572]

Answer:

The answer is double replacement :)

5 0
3 years ago
How can the random distribution of alleles result in a predictable ratio?
levacccp [35]
Phenotypically and genotypically there are only two different ratios. If you think of a Punett square... 

<span>You could say that a pea plant with the trait for the dominant color green (G) could also carry the recessive trait for yellow (g). So let's say you mate a dominant green, (Gg) with another dominant green, (Gg). You would get 1 (GG), 2 (Gg) and 2 (gg). </span>

<span>Phenotypically (as in physical traitwise), the ratio is 3:1 because you have 3 green colored peas and one yellow. </span>

<span>Genotypically (as in traitwise), the ratio is 1:2:1, because you have 1 (GG), 2 (Gg) and 1 (gg). </span>

<span>So although it's random, for any specific trait there are only 4 different outcomes.</span>
4 0
3 years ago
One oak tree cell with 14 chromosomes undergoes meiosis. How many cells will result from this process, and what is the chromosom
Alchen [17]

Answer:

The correct answer is - 4 and 7 chromosomes in each cell.

Explanation:

Meiosis is the cell division in which one parent cell produces four daughter cells with a half number of the chromosome than parent cells.

According to the question oak cell performed meiosis which is reduction division so the number of cell will be four and 7 chromosome will be present in each daughter oak cell.

Thus, the correct answer is - 4 and 7 number of chromosome in each.

7 0
3 years ago
Plz help oh and one of the questions is what percent of energy does an individual get from the individual it eats
liraira [26]

1. An example of secondary consumer is snake. Secondary consumers are the ones who eat the primary consumers, which makes them carnivore.

2. Photosynthesis is a process used by plants and (some other organisms) that converts water (H2O) and carbon dioxide (CO2) with the presence of sun energy (collected in the chloroplasts) into chemical energy that is later stored in sugars (carbohydrates). Organisms that do the photosynthesis are called autotrophs (produce food by themselves).

3. The energy pyramid represents energy flow in a community, where the different levels represent different groups of organisms.  

The food chain is a circulation of energy that comes from the sun and passes from the producer organisms to the primary consumer, secondary and tertiary consumer organisms.  

4. For example, plant is producer that is eaten by primary consumer-herbivore (e.g. bugs). Than secondary consumer-carnivore (e.g. snake) eat that herbivore and than is being eaten by tertiary consumer (apex predator that have no natural predator).  

5. One trophic level gets only 10% of the energy of the previous level. So, if the plant have 10.000 units of energy and is eaten by rabbit, rabbit gets 1000 units of energy, and when the fox eats an rabbit, it gets 100 units of energy.  

6. Trophic level is the position of an organism in the food chain.


7 0
3 years ago
To test a hypothesis, a scientist could...
ehidna [41]

Answer:

see below

Explanation:

without doubt it is D

7 0
3 years ago
Read 2 more answers
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