Other Biology Answers

Protist are classified into?

A human sperm is about 14x10^3 mm long and can travel 15cm in 3 hours.

1) What distance does the sperm swim in relation to its body length. (2 marks)

2) Calculate the distance a 1,8m male would swim if he could swim as far as his sperm, compared with his own height (4 marks)

With reference to the condition in the Urochordata it would seem that the primitive function of pharyngeal gill slits among the chordates was most likely their use in _______________________________________________________

Among the several families of feather-duster polychaete worms, one difference is in the type of materials which they use in _____________________ ?

In cyclostomes, how are T3 and T4 stored?

A., Extracellulary
B. Intracellulary
C. Both
D. None

Why is the highest percentage of co2 transportes by RBCs as compared to plasma

How do birds fly in air easily????

why is the higherpercentage of CO2 transported by water of RBCsas compared to water of plasma?Also give the equation of this process.

Why is butter solid and mustard oil liquid at room temperature?

Biologists use ball-and-stick models to study complex molecules by representing atoms with balls and bonds with sticks. DNA is a biological molecule that contains millions of atoms. What is a limitation of using a ball-and-stick model for DNA?
Some kinds of atoms that are found in DNA must be left out of the models.
DNA has so many atoms that the size and cost of a model could be too great.
It is impossible to distinguish different kinds of atoms with models.
The chemical bonds between the atoms in DNA must be part of the models.