Exampl of red and white snap dragon plants in cross pollination
RR- Red rr -White Rr-Pink
R. r
R. RR. Rr
r. Rr. rr
so you will have one red, one white and two pink.
Answer:
Freshwater
Explanation:
Protonephridia are made up of many flame cells. Flame cells are specialized excretory cell found in the simplest freshwater invertebrates like flatworms.
Answer:
1,2 × 10⁹ : 1
Explanation:
In fact, the average male will produce roughly 525 billion sperm cells over a lifetime and shed at least one billion of them per month. A healthy adult male can release between 40 million and 1.2 billion sperm cells in a single ejaculation.
Answer:
Positive
Explanation:
All the charges but electron start with their charge letter proton-positive neutron- none electron- negative
Answer:
3 because when filled in there will be a total of 3 a's