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Talja [164]
3 years ago
12

30 POINTS!! Select the correct answer from each drop-down menu.

Biology
1 answer:
Eduardwww [97]3 years ago
7 0

A neuron has three basic parts: the dendrites, the cell body, and the axons. Some neurons have a fatty layer covering called The myelin sheath around their axons. This layer isn’t continuous, and the gaps are called nodes of Ranvier . The action potential jumps through these gaps to speed up the transmission.


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Six layers of gray matter on top of a layer of white matter would describe: the limbic cortex. the basal ganglia. the neocortex
KiRa [710]

Answer:

the neocoretex

Explanation:

from wikipedia "The neocortex, also called the neopallium, isocortex, or the six-layered cortex, is a set of layers of the mammalian cerebral cortex involved in higher-order brain functions such as sensory perception, cognition, generation of motor commands,[1] spatial reasoning and language.[2] The neocortex is further subdivided into the true isocortex and the proisocortex."

3 0
2 years ago
In this lab, you will be using black worms ( Lumbriculus variegatus) to investigate the effects of various chemicals on their pu
Leni [432]

Answer: All the above options are correct about the characteristics of Lumbriculus variegatus.

Explanation:

Lumbriculus variegatus also called the black worm belongs to the phylum Annelida and is used by biologists to illustrate:

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-giant nerve fiber action potentials.

These studies where carried out on them due to the characteristics they possess. These includes:

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-Prefers the shallow habitats found at the edges of ponds, lakes, or marshes

-Feeds on decaying vegetation and microorganisms.

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3 years ago
Which statement BEST supports the author's analysis that unshelled fish are more challenging game? A) And, fish or no fish, ther
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B; An unshelled fish is lively and elusive past the power of words to portray, and in this, undoubtedly, lies its desirability.
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3 years ago
Read 2 more answers
What is one major disadvantage in using the pyramid of biomass
Lyrx [107]
The disadvantages of the pyramid of productivity as a representation: The rate of biomass production of an organism is required, which involves measuring growth and reproduction through time. There is still the difficulty of assigning the organisms to a specific trophic level.
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On earth clay minerals are the most common products of weathering. Samples from the moon do not contain any clay minerals. Why?
a_sh-v [17]

Answer:

Water slips between cracks in rocks on earth this is called weathering but on the moon there is no water so this cannot happen.

7 0
3 years ago
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