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Basile [38]
2 years ago
6

What are split into periods on the geological time scale?

Biology
2 answers:
Fynjy0 [20]2 years ago
8 0
Eons into two or more eras, eras into two or more periods, periods into two or more epochs, and epochs into two or more ages.
AveGali [126]2 years ago
5 0

Answer:i

Explanation:

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Apa template about multiple sclerosis
garik1379 [7]

Answer:

Multiple Sclerosis is an inflammatory disease in which myelin sheath of nerve cells of brain and spinal cord are damaged.

Explanation:

Cause:- (Exact cause of inflammation is not known)

  • But damage is caused due to attack by autoimmune cells or antibodies against myelin sheath.

Types of tissues attack:-

  • Oligodendrocytes and myelin sheath is damaged and stripped away from axon and the process is known as demyelination.
  • Myelin sheaths are made up of fatty tissues and help in transmission of electric impulse.

Result of immune system attack:-

  • Damaged myelin sheath stop forming whIte matter of central nervous system.
  • Hence disrupt coordinating communication between different brain regions.

Signs and symptoms:- vary from person to person

  • Diminished eyesight.
  • Disrupt motor coordination.
  • Weak sensory perception.
  • Fatigue and dizziness.
  • Speech disorder.
  • Muscle weakness and spasticity.
  • Difficulty in urination and stool.

Diagnosis and treatment:-

  • Diagnosis include MRI T2 findings and cerebrospinal fluid specific oligoclonal bands.

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7 0
2 years ago
PLZZ HELP!!
Troyanec [42]

A particular single-celled organism uses radiant energy to fix carbon as sugars. This organism generates ATP by breaking down sugars through a process that uses oxygen. This organism is aerobic autotroph.

Autotrophs produce their own food from the substances available in their surroundings using light through photosynthesis or chemo-synthesis.

3 0
3 years ago
Read 2 more answers
Insect hormones and their receptors ________. A. act independently of each other B. are a focus in pest control research C. util
Leokris [45]

Insect hormones and their receptors are a focus in pest control and research. Hence, Option B is correct.

Some of the insect hormones such as ecdysone (molting hormone), JH (juvenile hormone) and their analogs can be used for biological  control of pests.

Option A: Hormone receptors are proteins that bind hormones and form hormone receptor complex to maintain cellular activities.

So Option A is incorrect.

Option B: Some of the peptide hormones used in pest control and research. So Option B is correct.

Option C: Peptide hormones interact with only cell surface whereas aminoacid derivatives and thyroid hormones directly interact with nucleus. so Option C is incorrect.

option D is incorrect.

Learn more on hormone receptor complex here:

brainly.com/question/15241630?utm_source=android&utm_medium=share&utm_campaign=question

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3 0
1 year ago
How can you recognize the difference between a fatally poisonous scorpion and a scorpion that is not harmful to humans?
DedPeter [7]

Answer:

its color, its skin pattern so 2 speak

Explanation:

8 0
3 years ago
A boy blows up a balloon and knots the end he leaves it on the kitchen counter. His little sister finds it and takes it outside
Diano4ka-milaya [45]

Answer:

The balloon will expand or explode (with enough time)

Explanation:

Charles law states that the volume of a fixed gas is directly proportional to the temperature and pressure. The higher the temperature, the higher the pressure. This will raise the volume, causing the balloon to expand at the very least.

5 0
3 years ago
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