Cells grown in laboratory culture dishes undergo only a fixed number of division before dying. The number of possible divisions drops depending on the age of the donor organism. This phenomenon is called the

What is the habitat of the starfish and what does it eat

The botulinum toxin (or Botox) is one of the most lethal toxin to humans with a killing dose of 1 ng/kg of bodyweight.

What is the root word of earthen? 1 then 2 earth 3 ear 4 art

The program that determines the appropriate course of action in the event an interrupt occurs is called the

The ancestors of modern-day fish were vertebrate chordates. Vertebrate chordates are believed to have evolved from invertebrate chordates, which were similar to modern-day tunicates.

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during the first part of its life cycle. What is the common name of this organism? jellyfish hydra coral anemone

Which two space shuttle's were lost to explosions?

A scorpion stalks, kills, and then eats a spider. Which ecological terms describe the scorpion? consumer, carnivore, heterotroph producer, herbivore, decomposer detrivore, consumer, heterotroph omnivore, producer, autotroph

The first day of football practice was rough on the squad. During practice, the players complained of cramps and sore muscles.

Which best describes the process of science?