Which organism first appeared during the Cenozoic era? A. cyanobacteria B. trilobite C. wolf D. dinosaur

is it b or a or d? i know its not wolf

Due to the _ of the first small population on one of the island's, the populations _ could have been different from their continental fruit fly ancestors. In hawii the fluit flys

Can mutations in DNA cause changes in an organism? Explain.

The cell membrane is permeably selective, and some solutes cannot freely diffuse across this membrane.

Imagine you do a an experiment to find out how soil moisture affects seedling growth and you plant seeds in soils with 3 different moisture values. What is your independent variable? *number of seeds *soil moisture *number of soil types

Why is carbon monoxide is or is not an element

The synthesis of an rna molecule from a dna template strand is

Recall that two hydrogen bonds bind A and T, but three hydrogen bonds bind G and C. Because the stability of DNA is affected by the number of hydrogen bonds, with more bonds promoting more stability, which double-stranded DNA molecule would likely

Why is it important to understand how genetic material functions

The Yellowstone Supervolcano has the potential to cause large scale damage when it erupts. Conduct independent research and answer the following questions: When was the last large eruption?

A major nutrition goal in end-stage HIV is to: a. prevent malnutrition b. promote positive nitrogen balance c. increase vitamin/mineral supplementation above DRI d. encourage parenteral nutrition support -