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miss Akunina [59]
3 years ago
15

Can someone help me answer these three questions?

Social Studies
1 answer:
guajiro [1.7K]3 years ago
3 0

Answer:

he General Assembly, led by its President, has been carrying out its work via novel ... Year in year out, every September, Member States have met in the General Assembly ... poverty, hunger, armed conflict and other ills remain global challenges. These challenges call for global action, and the 75th session of the General ...

Some trials will fail, and others may end without a clear result. ... Here is the status of all the vaccines that have reached trials in humans, along with ... COMBINED PHASES: One way to accelerate vaccine development is to combine phases. ... On July 27, the companies announced the launch of a Phase 2/3 trial with 30,000 ...

Chlorophyll Breaks Down

But in the fall, because of changes in the length of daylight and changes in temperature, the leaves stop their food-making process. The chlorophyll breaks down, the green color disappears, and the yellow to orange colors become visible and give the leaves part of their fall splendor.

Explanation:

Source: Google

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What was an underlining source of tension in westward expantion during the 1850's
miv72 [106K]

Answer:

Slavery was forbidden in newly acquired territories.

The slave trade was outlawed in Washington, D.C.

California was made a slave state.

Tensions between slave states and free states were calmed.

Explanation:

Slavery was forbidden in newly acquired territories. The slave trade was outlawed in Washington, D.C. California was made a slave state. It increased membership in the Whig Party.

5 reasons for westward expansion-

Suggested Teaching Instructions

Gold rush and mining opportunities (silver in Nevada)

The opportunity to work in the cattle industry; to be a “cowboy”

Faster travel to the West by railroad; availability of supplies due to the railroad.

The opportunity to own land cheaply under the Homestead Act.

6 0
3 years ago
What would we expect to happen if we injected calcium into the presynaptic terminal in the absence of an action potential.
tamaranim1 [39]

Calcium contributes to the slow inward current which dominates the first one hundred- 2 hundred ms of the motion capability and which helps help the plateau. Growing Cao enhances the sluggish inward modern-day and thereby elevates the plateau.

Motion potentials open voltage-touchy calcium channels in excitable cells, main to an inflow of calcium ions. Calcium ions might also control, amongst others, cellular excitability, neurotransmitter release, or gene transcription.

Neurons talk to every other across synapses. whilst an action potential reaches the presynaptic terminal, it causes neurotransmitters to be launched from the neuron into the synaptic cleft, a 20–40nm gap among the presynaptic axon terminal and the postsynaptic dendrite (often a backbone).

Learn more about Calcium here: brainly.com/question/11435897

#SPJ4

8 0
2 years ago
The count of monte cristo one cannot experience true bliss until he or she has experienced true despair
Schach [20]
True. But what is your question?
6 0
3 years ago
Who can write recommendations for a person on a professional networking site?
Tanya [424]

Answer:

D

Explanation:

3 0
4 years ago
Chocolate, the Nazca Lines, popcorn, potatoes, pyramids and Spanish conquest were part of the culture of these three ancient civ
irinina [24]
These cultures were part of the Mayan, Aztec and Inca civilizations who lived in the cities of America. They are part of a polytheistic group, who believed in many gods. Their civilization during the ancient time was spread throughout the whole country. They developed mathematical skills, pyramids, writing and number system, chocolate, potato, and popcorn. 
5 0
3 years ago
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