Attaches baby to the placenta and mother
What will be an ideal response?
Umbilical Cord
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The comparison between Parazoa and Eumetazoa is best described by which of the following statements?
A. Parazoa have only one kind of cell whereas Eumetazoa have many kinds. B. The various kinds of cells of Parazoa do not form permanent associations into tissues or organs whereas Eumetazoa possess true, stable tissues. C. Parazoans are only haploid, whereas eumetazoans are diploid with haploid sex cells. D. Parazoans invert during their development whereas eumetazoans do not. E. All of the choices provided are correct.
Trees are able to transport water from the roots to the top branches because
A. cohesion bonds water molecules to each other strongly. B. liquid water has a higher density than the air in the plant cells of the roots, trunk, and branches. C. water acts as a solvent of the tree cells as it moves upwards to the branches. D. adhesion bonds water molecules to the inside of the plant conducting tubes. E. leaves are hydrophilic.
To begin transcription the RNA polymerase recognizes a specific DNA sequence called the
1.promoter. 2.terminator. 3.codon. 4.origin of replication. 5.All of the choices are correct.
DNA and its attached proteins are known as ____
a. nucleoli b. the nuclear envelope c. chromatin d. nucleotides e. genes