Other Biology Answers

Discuss the ways in which sponges are different from cnidaria, roundworms, flatworms.

Viruses that infect bacteria are called bacteriophages. Each bacteriophage
is completely engulfed by a bacterial cell.
multiplies outside a bacterial cell.
contains DNA and RNA.
has a protein coat.

How do communication signals participate in reproductive isolation? Give one example of a signal that is species-specific. Why are some signals individually specific?

In birds, how does the amount of parental care required by the offspring affect the evolution of a species’ mating system?

Using the data below, create a line graph that shows change in solute concentrations (mOsm/l) as you move through the nephron. You may draw this graph on a piece of paper and attach as a photo. Ensure all axes are labelled and data points are clearly included.

Kidney structure

Osmolarity in milliosmoles per litre (mOsm/l)

Glomerulus

300

Proximal Convoluted Tubule

300

Descending Loop of Henle

800

Bottom of Loop of Henle

1200

Ascending Loop of Henle

600

Top of Loop of Henle

100

Distal Convoluted Tubule

300

Collecting Duct

1200

Compare and contrast energy demand during migration and torpor

What are two unique characteristics of mammals

What is the likelihood that the children in square 1 will have earlobes that are not attached?

does A Lacto vegetarian eats no animal products *

There are many modes of cellular transport across the plasma membrane. Which of these do not require the use of ATP?