Some features might be feathers, thin bones, they are lighter to make flying easier.
Answer:
DNA
a. deoxyribonucleic acid
b. adenine, guanine, cytosine, thymine
c. deoxyribose
d. polynucleotide chain
e. mostly double stranded
f. carries genetic information
RNA
a. ribonucleic acid
b. adenine, guanine, cytosine, uracil
c. ribose
d. polynucleotide chain
e. mostly single stranded
f. responsible for coding, decoding, regulation, and expression of genes
Answer:
El óvulo (o gameto femenino) es la célula más grande del organismo humano, que fecundada por un espermatozoide dará lugar a un embrión.
Explanation: