![subject](/tpl/images/cats/biologiya.png)
65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids. What most likely killed off the dinosaurs?
An asteroid impact caused the Sun to be blocked.
They were crushed by an asteroid.
The water supplies were polluted.
Mammals evolved to be better competitors. 25 POINTS
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 20:00
Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 05:30
Which statement describe events that occur during interphase?
Answers: 2
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 06:40
The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 09:10
In general, are there any major differences that you can see? explain
Answers: 3
You know the right answer?
65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/fizika.png)
Physics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/mat.png)
Mathematics, 24.03.2021 06:40
![question](/tpl/images/cats/fizika.png)