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mixas84 [53]
3 years ago
13

I WILL MARK BRAINLIEST + 20 POINTS

Biology
1 answer:
kicyunya [14]3 years ago
7 0

Answer:the answer would be the 4th one

Explanation:

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A food worker needs to thaw a package of ground beef
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Under cold water

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This is how me and my family thaw beef

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Cell biologist, Dr. Martine Dinen, is observing an organism's cell using a transmitting electron microscope. She notices that wi
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2 years ago
Describe neurulation and relate the components of a fully developed nervous system to the neural tube and neural crest.
STatiana [176]
Neurulation is termed as the folding process within which is invertebrates embryos. It includes the transformation of the neural plate into the neural tube. At this transformation of the neural plate into the neural tube. At this stage, the embryo is known as neurula. 
The process starts when notochord induces the formation of the central nervous system and this is by signaling the ectoderm germ layer which is above and it forms flat and thick neural plate.
The work of neural tube and then later differentiates to the brain and spinal chord which then forms central nervous system.
Neural tube portions forms by two different processes. for example secondary neurulation and primary neurulation.
Secondary neurulation the tube forms by hollowing out of the interior of the solid precursor
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3 years ago
Polar and tropical regions maintain fairly constant average temperatures because
Galina-37 [17]
The animals who live in those habitats have adjusted to the local temperature so changing the climate drastically, may upset the living organisms there:)
8 0
2 years ago
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Amoeba sisters video recap Biomagnification
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I suggest you watch the Amoeba Sisters video again, 1-2x and take notes.

Biomagnification is when toxins / heavy metal are present in small amounts in fish, but accumulate as you move into higher trophic levels. This is one reason why it can be toxic for humans to eat tertiary or quaternary consumers, such as swordfish, shark, etc.
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