Rapid environmental changes can cause:
1) Species can become vulnerable to extinction.
2) A decrease or increase of populations.
3) Diversity of species.
an egg cell has a haploid nucleus so it has half the number of dna because it fuses with a sperm cell to have the full amount of dna.
an egg cell has 23 chromosomes and a sperm cell has 23 chromosomes.
they both have half the amount of dna to form a zygote
An autotroph is an organism that can make its own food.
Answer:
She should try the experiment with a potted plant with roots and observe any color changes.
Explanation:
A potted plant is living and carrying out an experiment on a living plant is the best possible way to confirm Maria's hypothesis.
oh they don't
Explanation:
The brain tries to filter out vision obstacles like a nose or filter out or constant vision noise like air. Our brains filter air, so anything with similar information, like air, will be filtered.
