Separated Id water to the mixture of sodium
odium chloride will dissolve while Copperiis ot!
ilter and heat the filtrate to dryness to obtain sodium
chloride
Distinguish between mass number and atomic number
Atomic number state the number of protons present in anatom
while mass number indicates the total of the number of protons
and the number neutrons presentin anatom
4 An isotopoer Q has a mass number of 34 and 18 neutrons
li) Draw the atomic structure of Q​

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has

Albinism is an inherited genetic disorder. explain what it is meant by inherited genetic disorder