The ________ is a cylindrical organ whose role in reproduction is to deliver the sperm to the female reproductive system
Fill in the blank(s) with correct word
penis
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A genus of primarily wind-pollinated plants includes one unusual species that has evolved to be pollinated by insects. Several morphological changes have accompanied this adaptation. The ______________ are more colorful, there is a nectary at the base of the ______________, the ________________ are shorter and produce sticky pollen, and the __________________ are stickier for enhanced pollen capture.
A. petals, stamens, sepals, carpels B. petals, sepals, stamens, carpels C. stamens, carpels, petals, sepals D. petals, sepals, carpels, stamens
Which of the following is an example of a disaccharide that is produced by mammals?
a. Chitin b. Sucrose c. Cellulose d. Lactose e. Starch
Which hormone causes a decrease in fat storage and an increase in synthesis of muscle proteins?
a. growth hormone b. oxytocin c. prolactin d. adrenaline e. epinephrine
A person using a very effective sunscreen would be less likely to make which vitamin within his or her body?
A) vitamin A B) vitamin B C) vitamin C D) vitamin D