Is it true that the breakup of Pangea caused climate changes that caused organisms to adapt or die off, this occured during the Paleozoic era.

Which of the two organelles are involved in cellular energetic? which of them are found in plants in animals?

How many chromosomes are in each daughter cell at the end of mitosis?

Which metabolic pathway is correctly paired with an example? catabolism - digestion and muscle growth anabolism - photosynthesis and protein synthesis catabolism - photosynthesis and DNA replication

When scientists classify living things, they do not include viruses. This is because viruses A) cause disease. B) do not contain DNA. C) are not made of one or more cells. Eliminate D) are much smaller than other organisms.

How can you double the acceleration of an object if you cannot alter the objects mass?

The process of chemical cycling is known as a biogeochemical cycle because it a. takes places over a long period of time b. withdraws the chemical form the atmosphere as a gas c. absorbs the chemical involved from the sediment d.

What step first happens in DNA replication?

Why was Charles Darwin considered to be a revolutionary?

In addition to observing wind speed, wind direction, temperature, air pressure, and humidity meteorologists observe ...

What features of Therapsids suggest the group was transitional to reptiles and mammals?