Author Question: What is the best alternative to the meteorite impact hypothesis for the Cretaceous mass extinction? ... (Read 139 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
What is the best alternative to the meteorite impact hypothesis for the Cretaceous mass extinction? What will be an ideal response?

Question 2

How distinct were Mesozoic mammals from their reptile neighbors? What will be an ideal response?



Sammyo

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

Vast outpourings of lava in India had detrimental impacts on the climate.

Answer to Question 2

Most Mesozoic mammals had both mammalian and reptilian features. For example, while the
mammalian lower jaw has one bone, reptiles and the early mammals had multiple bones in the lower
jaw, but they also had teeth and a jaw-skull joint typical of mammals.




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

For a complete list of videos, visit our video library