Which of the Following Statements About Dinoflagellates Is FALSE

question 52

Multiple Choice

Which of the following statements about dinoflagellates is FALSE?

• A)They have three or more flagella in grooves.
• B)They have permanently condensed chromosomes.
• C)Many have stiff cellulosic plates.
• D)They are unicellular.
• E)About half are photosynthetic.

---

Definitions:

Progesterone

A steroid hormone secreted by the corpus luteum of the ovary and by the placenta, which acts to prepare the uterus for implantation of the fertilized egg.

Secreted by Ovary

Refers to substances, such as hormones (e.g., estrogen and progesterone), that are released or produced by the ovaries.

After Ovulation

The phase after ovulation, known as the luteal phase, involves the secretion of progesterone to prepare the uterus for potential pregnancy.

LH

Luteinizing hormone, a hormone produced by the anterior pituitary gland that triggers ovulation in females and stimulates testosterone production in males.