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Studentka2010 [4]
3 years ago
13

Frog hearts have a chamber where deoxygenated blood can mix with oxygenated blood. What structure would help prevent this mixing

? atria pericardium septum blood vessels
Biology
2 answers:
denis-greek [22]3 years ago
7 0
The answer is the septum i think don't quot me on that

yanalaym [24]3 years ago
5 0

The answer is C.) Septum

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A hypothetical Island lies far from any other landmasses. There are many different types of plants, but only one animal, a beetl
crimeas [40]

Answer:

a mouthpart that can pierce fruits and seeds

Explanation:

An adaptive radiation is a process in which organisms diversify rapidly from an ancestral species into a multitude of new forms. That being said the most likely morphological change that would trigger this would be a mouthpart that can pierce fruits and seeds. This new change would allow the beetles to consume most of the different resources that the island has to offer such as the different types of plants and fruits which were previously inaccessible to the beetles.

7 0
4 years ago
Summation that results from the cumulative effect of multiple synapses at multiple places on the neuron is designated.
Effectus [21]

Summation that results from the cumulative effect of multiple synapses at multiple places on the neuron is designated spatial summation.

  • A strategy for generating an action potential in a neuron using input from several presynaptic cells is called spatial summation. It is the algebraic addition of potentials from various input regions, typically dendrites.
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learn more about spatial summation here: brainly.com/question/13064300

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7 0
2 years ago
During which phase of mitosis does the nuclear envelope beak up?
larisa [96]
In prophase of mitosis the nuclear envelope breaks up
8 0
3 years ago
Once double fertilization occurs in plants, the zygote is __________ and the endosperm is __________.
dybincka [34]
Double fertilization happens when one sperm cell wires with the egg to create a zygote, and the other sperm cell wires with the two polar cores to make the endosperm. 
To answer the above:

Once double fertilization occurs in plants, the zygote is diploid and the endosperm is <span>triploid.</span>
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3 years ago
What substances are produced during photosynthesis?
dusya [7]
Glucose or sugar are produced during photosynthesis.
3 0
3 years ago
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