The number of chromosomes in a female
scorpion’s egg cells have half as many chromosomes as compared in her body
cells. Chromosome is a single long molecule of DNA wound around proteins called
histones. It is
made up of DNA wrapped around proteins.
Answer:
The chemical reaction is: AB + CD ---> AC + BD (ΔH= - )
Explanation:
After the reaction between two reactants, two products are generated.
As the products have less energy than the reactants, this energy is released and ΔH is negative
Answer:
Explanation:
Scientists at the Mauna Loa observatory in Hawaii say that CO2 levels in the atmosphere now stand at 387 parts per million (ppm), up almost 40% since the industrial revolution and the highest for at least the last 650,000 years.
Answer:
Binding the rna polymerase to the promoter sequence
