Biology Answers

The small hydrophobic protein molecules which dissolves in the lipid bilayer and increase its iron permeability , are called______________ .

Non - competitive inhibitors mind at a site other than the _______ site of the enzyme.

In contractile system of skeletal muscles, there are overlapping _________ and myosin filaments .

The lysosomes contain the enzyme ________ which brings about intracellular degestion of disease - causing organisms.

The process where the product of a metabolic pathway controls its own production.

The technique that uses a beam of electrons as a source of illumination to visualize the magnified form of an object.

Calculate the amount of water will be transpired in 1 Hour(ml) for each plant under 3 conditions (normal environment,fan environment and heat environment):
-Arrowhead
-Coleus
-Devil's Ivy
-Dieffenbachia
-English Ivy
-Geranium
-Rubber plant
-Weeping Fig
-Zebra plant

Describe the process of transpiration in vascular plants.
Describe any experimental controls used in the Investigation.What environmental factors that you tested increased the rate of transpiration? Was the rate of transpiration increased for all plants tested?
Did any of the environmental factors (heat, light, or wind) increase the transpiration rate more than the others? Why?
Which species of plants that you tested had the highest transpiration rates? Why do you think different species of plants transpire at different rates?
Suppose you coated the leaves of a plant with petroleum jelly. How would the plant's rate of transpiration be affected?
Of what value to a plant is the ability to lose water through transpiration?

What are issues with drawing conclusions from Pulse rate test? In other words, why any conclusions drawn from this test would be considered scientific invalid?

“Person A is stronger than Person B but Person B is more fit.” How can this be? Explain the difference between “strength” and “fitness”.