Examlex
Linus Pauling and his colleagues discovered that a mutant gene involved in the synthesis of hemoglobin causes sickle cell anemia.
Duchenne Smile
A genuine smile that involves the contraction of both the zygomatic major muscle (raising the corners of the mouth) and the orbicularis oculi muscle (causing crow's feet around the eyes).
Competent
Having the necessary ability, knowledge, or skill to do something successfully or efficiently.
Cry
The act of shedding tears in response to an emotional state, such as sadness, happiness, or pain.
Tension
A mental or emotional strain, often resulting from circumstances that cause stress or anxiety.
Q3: New _ mutations can often be detected
Q8: The Hayflick limit describes _.<br>A) the size
Q15: Telomerase is an enzyme that adds telomere
Q29: DNA cloning techniques have made it possible
Q39: The chemical formula for glucose,C6H12O6,represents _ atom(s)and
Q40: Hemophilia is characterized by _.<br>A) defects in
Q44: If a pedigree of several generations shows
Q47: B cells are genetically programmed to produce
Q48: Explain why X-ray diffraction was important in
Q52: In meiosis,cells become haploid _.<br>A) at the