Which of the following is a large source of biomass?

A. Sewage sludge

B. Uranium

Clean coal

D. Radioactive waste

When the temperature of the environment changes, what dose the body temperature of a reptile do

F these cell junctions form a barrier to the passage of materials? which of these cell junctions form a barrier to the passage of materials? gap (communicating) junctions desmosomes (anchoring junctions) plasmodesmata keratin fibers tight junctions

Organism that has alleles that are alike for a particular trait is called?

In witch region would you find the lowest concentration of public land in the u. s

Which of the following organisms is a multicellular protist? a. kelp b. euglena c. diatom d. archaea

Define the word mechanism?

What type of smell is most easily detected?

Choose the answer that best describes a gene. A. different allele forms of a trait B. tightly coiled strands of DNA C. the center of a chromosome D. a segment of chromosomal DNA

When should females start having yearly reproductive system checkups?

How do enzymes speed up biochemical reactions? A. They provide energy to the reactants. B. They absorb energy from the products. C. They lower the activation energy of the reactions. D. They increase the number of avaible reactant particles.