What are the two main differences between diffusion and active transport?

3. Which statement about smooth muscle is true? a. It is arranged in bundles. b. Its contractions are voluntary. c. It is needed for the digestion of food. d. It is found in the walls of all internal organs.

Which of the following drugs inhibitor disrupt wall synthesis in bacteria A. streptomycin b. cephalosporin C. tetracycline D. all of the above E. none of the above

What does itinerant lover means

Fruit flies have 8 chromosomes in their somatic cells. How many will be in the sperm cell?

Results in 2 new strands of dna a. Transcription B. Translation C. Replication

What causes population to compete?

If changes occur in a DNA sequence, which other parameter must change? phenotype ratio mutation rate variation amount allele frequency

Explain what occurs in cell differentiation and morphogenesis

Examples of a nuclei acid macromolecule

Granite is a coarse or medium-grained rock that is rich in quartz and feldspar. It is formed when bodies of magma cool and harden deep below the earth. What type of rock is granite?