Which of the following statements concerning
fertilization in ferns is true?
a. It occurs outside the egg-producing structure.
b. It requires water.
c. The fertilization product is haploid.
d. A spore is the product of fertilization.
e. None of these are true.
Answer: b
You might also like to view...
Endocrine and exocrine glands are derived from what type of tissue?
a. muscle b. nerve c. endocrine d. epithelial e. connective
In addition to the genital tract, various strains of Chlamydia trachomatis can infect which of the following?
A) lymph nodes B) the lungs C) the conjunctiva D) lymph nodes and conjunctiva E) lymph nodes, lungs, and conjunctiva
Symptoms of influenza include
A. fever, myalgia, sore throat, cough, nasal discharge. B. nasal discharge, mild fever, and absence of cough. C. fever, diarrhea, vomiting. D. fever and pneumonia. E. fever, sore throat, rash, cough.
During cell division a piece of a chromosome breaks off and reattaches to the same chromosome, but the piece is now in reverse order. How would this abnormality affect the chromosome?
a. An extra copy of the chromosome will be made to ensure normal function. b. The inverted section will be deleted to prevent problems. c. The chromosome will take on a circular configuration. d. Genes in the section that was inverted could lose normal function.