The correct answer should be A. spores
Ferns don't have seeds and they reproduce using spores. Cones have seeds in them and seeds fall out. Pollen enters a flower and then the flower becomes a fruit. This is sexual reproduction of plants. Since ferns don't have this, they have to reproduce with spores.
The substage condenser is either incorrectly positioned or the light stop is the wrong size for the objective- or there me be a smudge/mark on the eyepiece
75% do a punnet square if you don’t understand
Answer:
parathyroid hormone (PTH), which is produced by the parathyroid glands. I hope it helps
Explanation:
A parked car with its windows closed in the sunlight would be similar to"
<span>The greenhouse effect </span>
<span>.. also "the ozone layer", since glass blocks UV too... </span>
