912• A number of studies are carried out in order to verify if there is a relation between the death rate by cardiac diseases and the cholesterol level in the blood
The results are shown in the adjacent document

1 - Pose the problem at the origin of
this study.
2- Formulate the hypothesis tested in this study
3 What do you conclude concerning the formulated hypothesis?
4 - Explain the relation between the
level of blood cholesterol and the risk of cardiac accidents.

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Pl which diagram illustrates prophase?

Explain the cellular functions that occur when antibiotics attack a bacteria cell. a. antibiotics target the cell wall, cell membrane, and the processes of protein and nucleic acids production in bacteria to rupture the cell. b. antibiotics create dormant resistant endospores to preserve the genetic material and rupture the cell. c. antibiotics target the cell wall and form a bridge-like connection to form conjugation. d. antibiotics use binary fission to grow twice its size, replications its dna, and split into two cells.

Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.