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Neko [114]
3 years ago
14

What characteristic of cardiac muscle causes contraction of the heart as a unit?

Biology
1 answer:
Readme [11.4K]3 years ago
6 0
The cardiac muscle has intercalated disk that allows rapid transmission of the impulse. This will allow the cardiac muscle to have a coordinated way. The heart muscle has pacemaker that will spread the signal in regular time. The transmission of impulse is also controlled by a few checkpoint like the bundle of his to make the signal to the Purkinje fiber of left and right ventricle at the same time.
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Drag each label to the correct location.
Marizza181 [45]

Answer:

* Glucose may cause an increase in bacterial growth - HYPOTHESIS

* The bacterial colonies grown without glucose don’t have capsules around their cells - OBSERVATION

* Bacterial growth in the glucose environment increased rapidly and then stopped after some time - OBSERVATION

* Increased glucose may lead to capsule formation in bacteria - HYPOTHESIS

Explanation:

In an experiment, a HYPOTHESIS is a predictive and testable statement that aims to answer a scientific question while an observation is made based on the results obtained.

According to this question, Annie wants to study the effect of glucose on bacterial colonies. She conducted the experiment by growing two colonies of bacteria - one with glucose present in the environment and one in an environment without glucose. Based on this experiment, the following statements are categorized as:

- Glucose may cause an increase in bacterial growth is a HYPOTHESIS

- The bacterial colonies grown without glucose don’t have capsules around their cells is an OBSERVATION

- Bacterial growth in the glucose environment increased rapidly and then stopped after some time is an OBSERVATION

- Increased glucose may lead to capsule formation in bacteria is a HYPOTHESIS

6 0
3 years ago
Gabriela recently moved to a city in Florida that is prone to severe weather. Help Gabriela prepare for impending storms by iden
Darina [25.2K]

I believe that this is the answer

7 0
3 years ago
Read 2 more answers
Punnett squares use mathematical probability to help predict the genotype and phenotype combinations in genetic crosses. Select
castortr0y [4]

Answer:

A. All possible combinations of alleles in the gametes produced by one parent are written along the top edge of the square

Explanation:

You begin with a square. Then, following the principle of segregation, all possible combinations of alleles in the gametes produced by one parent are written along the top edge of the square. The other parent's alleles are then segregated along the left edge. Next, every possible genotype is written into the boxes within the square, just as they might appear in the F2 generation.

3 0
3 years ago
This model of the carbon cycle shows the continuous movement of carbon atoms between the biosphere, atmosphere, hydrosphere, and
fredd [130]

A possible consequence of deforestation in the carbon cycle is increased atmospheric carbon​ (Option D).

<h3>What is the carbon cycle?</h3>

The carbon cycle refers to the movement of this element (carbon) between biotic and abiotic factors.

Carbon is a harmful greenhouse gas present in the atmosphere which is associated with climate change.

In conclusion, a possible consequence of deforestation in the carbon cycle is increased atmospheric carbon​ (Option D).

Learn more on the carbon cycle here:

brainly.com/question/2272536

#SPJ1

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2 years ago
Hydroponics is a 20th century growing method that incorporates modern technology for beneficial results.
balu736 [363]
False. searched up the actual definition
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