Compare the uses and benefits of electron microscopy and confocal laser scanning microscopy.
What will be an ideal response?
Transmission electron microscopy can be used to visualize small anatomical structures. This method uses a beam of electrons to cast a shadow on a florescent screen. Another type, the scanning electron microscope, can be used to show structures in three dimensions instead of two. Confocal laser scanning microscopy can be used on living tissue rather than on sections of tissue.
You might also like to view...
The drop in self-esteem often found when children first enter middle school appears to be due to a. the acquisition of concrete operational thinking. b. the illusion of invulnerability
c. changes in ethnic identity. d. peer comparisons.
Psychologist Carolyn Rovee-Collier placed babies on their backs under a colorful crib mobile and tied a ribbon around the baby's ankle, connecting it to the mobile. Whenever the babies spontaneously kicked their legs, the mobile jingled and rattled. Within minutes, infants as young as what age learned to control their movements and kick faster to move the mobile more?
a. three months b. six months c. nine months d. 12 months
When a vertebrate animal contracts the flexor muscles of a leg, it relaxes the extensor muscles of the same leg. Sherrington considered this evidence for the existence of ____.
A. spatial summation B. temporal summation C. inhibitory messages D. the delay in transmission at synapses
Professor Garcia is explaining how neurons communicate with each other. She says, "Neurons speak to each using ________ language."
a. an electrical and chemical b. the individual's c. a binary d. an acoustic