The lock-and-key mechanism refers to?
a.) the complementary shapes of an enzyme and a substrate.
b.) the attractive forces between an enzyme and a substrate.
c.) the ability of an enzyme to lower the activation energy of a reaction.
d.) the ability of an enzyme to “unlock” the products of a reaction.

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?