<h3><u> Answer;</u></h3>
B. organelles
<h3><u>Explanation;</u></h3>
- Eggs contribute 50% of the chromosomes as well as cytoplasm and cellular mechanisms required for the cell to thrive and replicate.
- Mitochondria for example are particularly important to the embryo but are only passed from mother to child via the egg.
- Sperms on the other hand, are just packets of DNA.
4) Fossil records support the lack of evidence of early photosynthetic plants.
Answer:
C. sharp thorns
Explanation:
The plants stand still, are not very physically active, and seem to be on the menu of many animals. Precisely because they cannot win at the first sign of danger, one has developed other ways in which they can defend themselves from annoying and dangerous animals.
Some have developed long thorns that repel attackers. Some have poisons that are very strong and because of which animals do not think of trying to eat that plant, but the defense of some plants seems to be well thought out and ready for all forms of attack.
Answer:
In the two families of nucleic acids, ribonucleic acid (RNA) and deoxyribonucleic acid (DNA), the sequence of nucleotides in the DNA or RNA codes for the structure of proteins synthesized in the cell.
Explanation: