Answer:
A tissue, organ or organism that is made up of many cells is said to be multicellular. Animals, plants, and fungi are multicellular organisms and often, there is specialization of different cells for various functions.:)
The option that is an example of a barrier in a diffusion process that slow or stop the spread of an innovation is the lack of infrastructure to support a new technology.
The process of geographic diffusion can be understood as the dissemination of ideas, people, culture, things, technology, diseases, etc., from one place to another.
As an example, globalization, which is an example of spatial diffusion, that is, it starts at a point of origin and is spread very quickly to other places.
Therefore, a barrier in a diffusion process that slow the dissemination of an innovation is the letter a. lack of infrastructure to support a new technology.
Learn more about geographic diffusion here:
brainly.com/question/2035730
Answer: Niger- landlocked country
Explanation: Chad, Algeria, Libya, and Benin surround it
Answer:
23. b
25. b
27. b
28. b
29. a
Explanation:
23. The earth have seasons because our Earth orbits around the sun with the Earth's axis of rotation being tilted at an angle of
to the plane of the orbit.
24. Ozone in the protect us against the harmful ultraviolet rays coming from the sun.
The ozone layer is found to be located at the Stratosphere's lower part where the variation in its thickness depends on the seasons and the geography.
25. This phenomena is termed as equinox where at this time period, the Sun is Directly over the equator.
26. The part of the earth that provides us the protection against emissions from the sun is 'atmosphere' and it also creates the Aurora Borealis which is formed as a result of the interaction of the charged particles resulting from a storm of proton with the atmosphere giving rise to the aurora.
27. In a closed system, any waste items delivered by one animal types must be utilized by at different species.
28. Positive feedback promotes change as in this the underlying impact is improved or enhanced.
29. Sinks are those locations in a system where resources are collected..
Answer:
it is the socialist economy
Explanation:
the only thing that could come close is communism however that is a system where government has no control.