You are hiking in a forest and come upon a mysterious plant, which you determine is either a lycophyte sporophyte or a pterophyte sporophyte. Which of the following would be most helpful in determining the correct classification of the plant?
A) whether or not it has true leaves
B) whether it has microphylls or megaphylls
C) whether or not it has seeds
D) its height
B
You might also like to view...
Smooth muscle differs from skeletal muscle in which of the following ways?
A. It lacks actin. B. Calcium is not involved in the contraction mechanism. C. Skeletal muscle cells are smaller. D. It lacks transverse tubules. E. None of the answers provided are correct.
Which of the following lists the structures of the male reproductive tract in the proper order from sperm production to ejaculation?
A. seminiferous tubules, epididymis, vas deferens, ejaculatory duct, urethra B. seminal vesicles, vas deferens, prostate, urethra, ejaculatory duct C. vas deferens, epididymis, seminiferous tubules, ejaculatory duct, urethra D. vas deferens epididymis, seminal vesicles, ejaculatory duct, urethra E. epididymis, seminiferous tubules, ejaculatory duct, vas deferens, urethra
CO2 and H2O will not form glucose on their own
because a. CO2 does not contain sufficient energy. b. H2O does not contain sufficient energy. c. neither CO2 nor H2O contain sufficient energy. d. the concentration of CO2 is too low in the atmosphere. e. the bonds of CO2 and H2O are too stable to be broken without an input of energy.
The apparatus consisting of microtubules that directs chromosome movement during cell division is
called the a. spindle. b. centriole. c. histone. d. centromere. e. cleavage furrows.