A scientist is examining a single-celled organism with no nucleus that can be found in extreme environments. What kingdom does this organism belong to?

A. Animalia

B. Archaebacteria

C. Eubacteria

D. Protista

Which of the following statements is FALSE? A. Biological systems are highly ordered so entropy changes are not relevant. B. The entropy of a biological system can decrease. C. Entropy is a measure of disorder. D.

In which of the following ways are DNA and mRNA similar?

Which is a vascular tissue in plants?

Suppose that the plasma membrane around a eukaryotic flagellum is opened to reveal the axoneme inside. the radial spokes connecting the peripheral microtubule doublets to the central pair are then broken by chemical treatment and atp is added.

What happens to most energy at each trophic level?

You expect interstitial endocrinocytes (interstitial cells of Leydig) to be rich in which of the following?

Which of the following is an example of sustainability? A) cutting down all the trees in a forest without replanting any B) consuming more cattle than are being born C) recycling a metal can so it can be reused D) leaving the lights on in a room you

What is the major force responsible for the formation of an α-helix in protein secondary structure?

Some people believe fire is alive. It moves it seems to know where to go, it reacts to its environment.

Can energy be transferred from animal to animal