I believe it’s A because it’s the only one that makes logical sense!!
The correct answer is C.) Conifers release pollen grains.
Conifers are gymnosperms which produces naked seeds. Conifers reproduces sexually by producing male and female cones. Male cones are produced in cluster. Male cones contains many microsporangia. In microsporangia have microspore mother cells which undergo meiosis to produce microspores or pollen grains. Pollen grains are release from male cone.
You can live without a functional liver, but then you have to go through dialysis. And you can live even if you have an entire lung removed. The spleen can be removed if it's damaged and you'd still live. However, people without a spleen are more prone to infections.
Also, women can have their uterus removed in a hysterectomy as a treatment for cancer, or other reasons.
But of course, you'd need your heart, brain, at least one lung and one kidney to survive.
Answer: to fight against foreign antigens
Explanation: lymphocytes is a type of white blood cell that helps fight against invaders or foreign body in our body system. They are found mostly on the lymph and blood
There are basically two types of lymphocytes;
T lymphocytes- It develops from the thymus and Its functions by identifying intruders and then respond by eliminating them.
B cell or lymphocytes develop from the bone marrow hence the name B cell. It functions by creating some antibodies that destroy the effect of invaders that causes adverse effect.