When the stimulus intensity is increased what changes the number of synaptic vesicles released or the amount of neurotransmitter per vesicle?

The mythical Red Bluebird controls its feather color with a single allele. They can be blue (dominant) or red (recessive). What are the genotypes of the offspring? A. all BB B. all Bb C. all bb D. one BB, two Bb, one bb

The main fuction of the placenta is to

What is so important about phospholipids being insoluble in water? A. it allows our cells to absorb water B. it allows them to function similar to fats C. it prevents our cells from absorbing water D.

What is the ph of a solution with a [H+] of 10^-8

Identify the characteristics of a cell. Check all that apply. measures 3-500 micrometers infects all forms of living cells grows and reproduces responds to stimuli contains DNA or RNA, not both contains a cell membrane

Describe how a cell produces and releases proteins.

During a trip to Galapagos island which Observation led Charles Darwin to suspect that organisms change over time

Prudence and Charity are twins raised at the center of a rotating kingdom. Charity goes to live at the edge of the kingdom for a time and then returns home. Discuss which twin is older when they rejoin.

Sue has normal hearing but her sister suffers from deafness determined by a rare recessive allele. what is the probability that sue's phenotypically normal daughter is heterozygous for the gene?

Describe two factors that cause variations in climate?