The most recent evidence clarifying the relationship between modern humans and Neanderthals comes from analysis of
A) skeletal structure.
B) the types of tools that were made by Neanderthals.
C) Neanderthal artwork and burial rites.
D) Neanderthal mitochondrial DNA.
Answer: D
You might also like to view...
After a meal, ectotherms often situate themselves in a warm and or sunny spot. This can be critical to the health of the animal. Why is this process important?
A. The digestive process is enzyme catalyzed and regulated within the body. This behavior has nothing to do with digestion. B. The digestive process is enzyme catalyzed. An increase of 10 degrees Celsius can increase the rate of enzyme-driven reactions 2-3 times the original rate. C. The digestive process is enzyme catalyzed. An increase of 10 degrees Celsius can increase the rate of enzyme-driven reactions 10 times the original rate. D. The digestive process is enzyme catalyzed. An increase of 10 degrees Celsius can decrease the rate of enzyme-driven reactions, which provides more time for greater nutrient absorption.
Tumor suppressor genes are distinguished from proto-oncogenes due to the fact that tumor suppressor genes normally _____ while proto-oncogenes _____
1.act at either the G1/S or the G2/M control point to inhibit cell division / encode proteins that stimulate cell growth and division 2.turn on or increase the rate of cell division / mutate to form oncogenes 3.act at either the G1/S or the G2/M control point to inhibit cell division / are switched off when mutated 4.none of the choices
The passive movement of a substance along its concentration gradient is termed:a
active transport. b. dialysis. c. diffusion. d. exocytosis. e. osmosis
In peas, tall plants are dominant to short plants. A heterozygous plant is crossed with a homozygous recessive plant. What fraction of the offspring would you expect to have the short phenotype?
A) none B) 1/4 C) 1/2 D) 3/4