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#Question id: 11297


What is the difference between gross and net primary production?

#Unit 10. Ecological Principles
  1. The amount of energy lost through respiration
  2. The amount of biomass
  3. The amount of inorganic material remaining
  4. The amount of energy lost back to space

Answer:- Option(s): 1


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#Question id: 5551

#Unit 5. Developmental Biology

When the vertebrate embryo grows into a hollow ball, it is called a

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#Question id: 5552

#Unit 5. Developmental Biology

Soon after gastrulation, dorsal ectodermal cells condense and form a tube called the _______________ tube.

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#Question id: 5554

#Unit 5. Developmental Biology

Even in the absence of sperm, metabolic activity in an egg can be artificially activated by ________.

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#Question id: 5555

#Unit 5. Developmental Biology

The formation of the fertilization envelope requires an increase in the cytosolic concentration of ________.

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#Question id: 5687

#Unit 8. Inheritance Biology

The error in meiosis that produces a 47,XYY karyotype is best  described by

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#Question id: 5688

#Unit 8. Inheritance Biology

Which of the following are not cause of aneuploidy

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