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Molodets [167]
3 years ago
12

The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due to gradual process or

Biology
1 answer:
Verdich [7]3 years ago
7 0
The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due to gradual process or <span>Catastrophic events.

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
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Which of these is an advantage of using models to study tectonic plate movements?
wariber [46]

The correct answer is option Observations can be made from outside the "system".

The study of the plate tectonics allows the observation of the movement of the plate tectonics. These observation can be study to determine the pattern of the movement from outside the plate tectonics system and the event occurring due to plate tectonics can be predicted.

5 0
2 years ago
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What base sequence in the original dna would be transcribed into an mrna codon that joins with the trna anticodon shown below? t
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3 years ago
Knowing the epidemiology and causative agent of Legionaries disease what questions would you ask of the victims or of their surv
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Answer:

Answered below

Explanation:

Legionnaires disease is a type of lung inflammatory disease or pneumonia, which is caused by infection from the bacteria Legionella bacterium.

Legionella bacterium can be spread by inhalation from water or soil. People with weakened immune systems are most susceptible as are smokers. Untreated legionnaires disease can progress to a fatality.

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2) Source of drinking water?

3)Any visits to fountains?

4) Contacts with victims and their personal belongings?

5)Is any relative or victim immunocompromised? Do they have diseases that might lower their immune response?

6) Are they smokers?

8 0
2 years ago
Mitosis in plants occurs in localized areas know as meristems<br><br><br> A)True<br> B)False
Temka [501]
I think the answer is
true

hope i helped

8 0
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As herds of cattle graze (eat grass in a field) they cause ground movements that bring insects to the surface. Birds use this op
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