Which of the following is diploid (2N) in the pine life cycle?

Which of the following  is a fungal group that includes human pathogens, plant pathogens, mushrooms, lichens and yeasts?

Oogamous species:

Researchers have found that when older adults engage in complex tasks and challenging activities at work their cognitive function show less age related decrease.  

There are NO living organisms that have chloroplasts with peptidoglycan walls.

Recognized human parasitic disease organisms are known from all of the following groups except which one?

Chemoheterotrophic organisms are entirely prokaryotic.

Your elderly neighbor’s beloved dog got off their leash and was hit by a car. You are getting home just as your neighbor is hurrying into the street to check her beloved pet which has not survived.  She is sobbing and screaming at the driver of the car and appears short of breath with a very red face.   As a nurse, you know the BEST thing to say to your neighbor in this situation is:

An engineer is using PZT2 material to build the transducer of a 10 MHz US probe. It is known that the speed of sound in PZT2 is 4410 m/s. What would be the thickness of the transducer?

The reaction force for A in the x-direction: Ax