PLEASE PLEASE HELP 1. You are given a cell with four chromosomes. Explain what the cells look like in box A and in box B for a chromosomes in melosis. 2. How many chromosomes are in each of the gametes above? 3. When, during meiosis, do cells become haploid? Meiosis I or Meiosis II 4. Explain where in the diagram crossing over can occur. Time Att​

Explanation:

kmferkl;jeiwohjnlwkkihebfkj, dks.wheryjkemnf

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation: