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Iteru [2.4K]
3 years ago
6

The theory of endosymbiosis suggests that mitochondria evolved from small prokaryotes that once lived within larger host cells.

Structurally, mitochondria are similar to modern-day prokaryotes in several ways, that include all BUT the presence of A) ribosomes. B) chromosomes. C) Ribonucleic Acid. D) a double membrane system.
Biology
1 answer:
lianna [129]3 years ago
7 0
Yes That is true and I’m not too sure what else you could get from it?
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A scientist wishes to determine the effect of a digestive enzyme on starch digestion (starch is broken down into glucose). The e
Sladkaya [172]

Answer:

An identical setup but replacing the enzyme with an equal volume of water

Explanation:

When carrying out any experiment, it is important to set out a control in order to increase the reliability of the data and results.

The control minimizes the effects of variables other than the independent variable.

In the above experiment, starch has to be eliminated and replaced with water. Water does not have starch hence the digestive enzyme being tested will not have any effects making the data and results from the experimental group reliable.

4 0
3 years ago
Models are useful when studying multicellular organisms because
IrinaK [193]

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i wish there was an answer here i needed it

6 0
2 years ago
What are <br>principle basis on classification​
Pavel [41]

Answer:

Classification is a systematic ordering of the object of research, in this case, ecosystems at the earth's surface or, in other words: landscape units as 'holons'. As for general principles of classification, we can learn a lot from the best-known classification, the taxonomical classification of species.

Explanation:

7 0
3 years ago
The two genes f and g, code for body size and aggressiveness, respectively. The F allele is dominant over f, and codes for a lar
mrs_skeptik [129]

Answer:

The correct answer is option C.

Explanation:

As it is given that, a Mendelian cross is performed between two parents resulted by cross the parents. This suggests that the parents or P generation has zero recombination hence the genotype of Parents would be AA and aa in nature. Therefore, all the F1 generation offspring were Aa in nature. The selfing of the F1 offspring will be:

         A  a

A AA Aa

a Aa aa

Genotype: AA: Aa: aa :: 1:2:1

Phenotype: Dominant: recessive :: 3:1

4 0
3 years ago
Why is earths outer core hotter than earths oceanic crust?
scoundrel [369]

Either number 1 or number 3.

Bahahaha I don't even know.

sorry

4 0
4 years ago
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