Answer: The answer is option C
Explanation:
Option c- Beta carotene had not yet been absorbed by the body in sufficient quantities to influence the amount of vitamin A being produced. Beta carotene is an organic, red-colored pigment that is found to be abundant in plants and fruits. it is a member of the Carotenes. Beta carotene is an inactive form (precursor) to vitamin A.
Answer:
freeze and sink over and over until the entire lake was frozen.
Explanation:
This would eliminate many aquatic organisms and produce a system with far fewer life forms in lakes which freeze periodically.
Answer:
Prokaryotic flagella are analogous to eukaryotic flagella-like structures
Explanation:
Beyond that they have the same function, flagella from prokaryotes have very little in common with flagella from eukaryotic organisms. Eukaryotic flagella are composed of microtubules. On the other hand, bacterial flagella are composed of polymers of flagellin, which is another unrelated protein. Homologous structures indicate the existence of a common origin (common ancestry), and it is not the case.
1. RNA has a ribose sugar instead of a deoxyribose sugar like DNA.
2. RNA is a single-stranded nucleic acid.
3. RNA nucleotides have a uracil base instead of thymine.
Aside from Anna’s sickle cell disease and type 1
diabetes, she also has urinary tract infection because of weaken immune system. Her infection was
cause by Serratia marcescens that led to a severe infection or septic
shock, which then impaired the function of
certain cells or <span>cause multiple organ failures and the untimely death
of Anna. </span>