Answer:
D. Adenine and Thymine form hydrogen bonds, while cytosine and guanine form covalent bonds.
Explanation:
I majored in Biology
Answer:
sporopollenin
While the exine is composed of sporopollenin, a complex and highly resistant biopolymer containing fatty acids, phenylpropanoids, phenolics and carotenoids, the intine is largely composed of pectin and cellulose.
Explanation:
Iron, Calcium and Folate are <span>the three nutrients typically found in greater quantities in prenatal supplements compared to regular vitamin/mineral supplements: </span>
Answer:
We know that when substance donate the electron then it from positive charge but when substance take electron then it form negative charge .
The most common ions in blood plasma
1.Cation -Sodium(Na+)
2.Anion -Chloride(Cl-)
The most common ions interstitial fluid
1.Cation -Potassium
2.Anion - Chloride
