A squirrel has 40 chromosomes in a somatic cell. - 3 points total (1/2 each) a. How many homologous pairs are found in a diploid cell?
b. How many single chromosomes (unreplicated) are found after the Sphase?
c. How many chromosomes are present in one cell at the end of meiosis II?
d. How many chromatids will be found at the beginning of meiosis I?
e. How many cells will be produced at the end of meiosis II?
f. How many tetrads will form in mitosis?

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.

The arrows indicate the direction of wind flow. which place experiences monsoons?