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ZanzabumX [31]
3 years ago
12

PLLLZ HELP Which point on the timeline best indicates the time when birds first appeared?

Biology
1 answer:
Vedmedyk [2.9K]3 years ago
3 0

Answer:

The answer should be C

Explanation:

If you look at the the graph, C points to the time period after mammals appeared. Since birds are mammals, they should have appeared after the time that mammals first came to be on Earth.

Hope this answer helps you! Please rate it and mark it Brainliest!

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zloy xaker [14]
The correct answer is tricyclic antidepressants.

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Benzodiazepines is a type of psychoactive drugs commonly used to treat anxiety, panic disorder, generalized anxiety disorder, insomnia, seizures and alcohol withdrawal.

Selective serotonin reuptake inhibitors is a class of antidepressants used to tread depression, obsessive-compulsice disorder, generalized anxiety disorder and eating disorders.

Monoamine oxidase inhibitors are mainly used to treat depression but also panic disorder.
7 0
3 years ago
Read 2 more answers
Which organisms undergo Carnegie stages? A lizard B sheep C snail D worm YOU CAN CHOOSE MORE THAN ONE ANSWER!
ale4655 [162]

Answer:

Sheep

Explanation:

Carnegie stages can be described as the period of maturation in mammals. It is during this period that they develop most of the body parts and organs that is needed for them to survive in the outside world. There are about 23 stages which classify the ways each mammals form and develop various features on their bodies.

The Carnegie Stages of development are unique to mammals this is because mammals carry their young one in their wombs, they stay there deriving nutrient from their mother until they are ready to be born. From the options listed above the mammal among the animals, there is sheep. Hence a sheep undergo Carnegie stage.

6 0
3 years ago
It is common knowledge that elephants are deathly afraid of mice. What is not so common knowledge is the reason why. Clearly it
Snowcat [4.5K]

Explanation:

mice can bite the elephant's trunk and/or feet and they can get the elephants a surprise.

6 0
3 years ago
Biology!!<br><br> How many blood types are there?
geniusboy [140]

Answer:

8

Explanation:

There are originally 8 but 4 of them are the most common known ones.


I hope it helps! Have a great day!

Muffins ^^

6 0
2 years ago
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