Biología preguntas y respuestas

8. Wearing a protective cup when playing sports can help prevent \( \begin{array}{ll}\text { a. jock itch. } & \text { c. cystitis. } \\ \text { b. testicular cancer. } & \text { d. testicular injury. }\end{array} \)

Understanding Key Ideas Section 1 3. What is the role of the male reproductive system? 4. Where is sperm produced in the male body? \( \begin{array}{l}\text { a. testes } \\ \text { b. seminal vesicles } \\ \text { 5. Summarize the journey of the sperm within the } \\ \text { male reproductive system. }\end{array} \) \( \begin{array}{l}\text { 6. What causes jock itch? } \\ \begin{array}{l}\text { 7. Which of the following is most likely to occur in } \\ \text { older males? } \\ \begin{array}{ll}\text { a. prostate cancer } \\ \text { b. testicular cancer }\end{array}\end{array}\end{array} \$ \begin{array}{l}\text { d. inguinal hernia }\end{array} \)

A certain species of fish is to be introduced into a lake, and wildlife experts estimate the population will grow to \( P(t)=(731) 4^{\frac{1}{4}} \), where \( / \) represents the number of years from the time of introduction. Step 1 of 2 : What is the quadrupling-time for this population of fish?

2. Explain the relationship between the key terms in each of the following pairs. a. semen and sperm b. egg and menstrual cycle c. fetus and placenta

1. For each definition below, choose the key term that best matches the definition. a. the organ that produces sperm and testosterone b. healthcare for a woman during her pregnancy c. the female organ in which a human develops d. the organ through which sperm and urine exit a man's body e. the process by which a sperm and an egg join f. the female reproductive organ that receives sperm during reproduction

Which of the following are event(s) that occur during telophase? The chromosomes loosen back into chromatin - and there are two sets. The cell splits in half. The nuclear membrane reforms - and there are two of them. The mitotic spindle disintegrates fully.

What event(s) occur during anaphase? The spindle pulls on the duplicated chromosomes. The duplicated chromosomes split. The DNA forms into chromosomes. The nucleus dissolves.

What event occurs in metaphase? The chromosomes line up in the middle of the cell. The spindle forms. The spindle falls apart. The duplicated chromosomes are split up.

Lack of vitamin A causes (a) scurvy (b) anaemia (c) night blindness (d) ricket

6. Compare the effects of stimulants, depressants, opiates, and hallucinogens on the body and behavior. 7. Evaluate the reason Rohypnol and other depres- sants are especially dangerous for women. 8. State five reasons why heroin is a physically and socially destructive drug. Critical Thinking 9. LIFE SKILL Practicing Wellness Why should police be cautious when confronting someone on LSD?