Sickle disease cell is a recessive genetic disorder. How many copies of the mutated gene (HbS allele) do you need to develop full blown sickle cell anemia?Please explain as well If a bot gets first, Ill give the person who gives a correct answer 30 points and brainliest.

The lake of the ozarks is a human-made lake, so it collects runoff from coal strip-mining, fertilizers, resort wastewaters, and septic drainages. the average lake temperature is between 10∘c and 21∘c. consider the physical requirements for growth and multiplication that would allow fecal coliforms to “blossom” in the lake of the ozarks. which of the following would accurately describe these organisms? check all that apply. psychrophiles facultative halophiles extremophiles mesophiles hyperthermophiles

In a leaf, dermal tissue a) stores food b) stores carbon dioxide c) releases oxygen into the air d) transports water from the roots

Which of the following terms describes water that is safe to drink? clean filtered potable sterilized