![subject](/tpl/images/cats/biologiya.png)
Biology, 20.12.2019 01:31 skgoldsmith
The oral contraceptive pill, informally called "the pill" contains an estrogen and progesterone or a synthetic mimic of this hormone. the combination of these two hormones taken in the pill and circulating in the blood works becauseselect one:
a. the hormones cause the woman's body to mimic the activities of a pregnancy and disrupt the ovarian cycle, preventing ovulation. b. the hormones cause a thickening of the mucus plug at the cervix that prevents sperm from penetrating the womb and reaching the ovulated egg. c. the hormones create an acid condition in the vagina that acts as a spermicide. d. the hormones prevent the proliferative or secretory phase of the menstrual cycle and the embryo will have no place to implant.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 00:00
What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 01:50
Four different thermometers were used to measure the temperature of a sample of pure boiling water. the measurements are recorded in the table below. thermometer temperature reading 1 temperature reading 2 temperature reading 3 w 100.1°c 99.9°c 96.9°c x 100.4°c 102.3°c 101.4°c y 90.0°c 95.2°c 98.6°c z 90.8°c 90.6°c 90.7°c the actual boiling point of pure water is 100.0°c. what can be concluded from the data about the reliability and validity of the thermometers?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:30
Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
You know the right answer?
The oral contraceptive pill, informally called "the pill" contains an estrogen and progesterone or a...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 12.10.2020 21:01
![question](/tpl/images/cats/biologiya.png)
Biology, 12.10.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 21:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 12.10.2020 21:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 21:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 12.10.2020 21:01
![question](/tpl/images/cats/ekonomika.png)
Business, 12.10.2020 21:01
![question](/tpl/images/cats/istoriya.png)
History, 12.10.2020 21:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 21:01
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 21:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 12.10.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 21:01
![question](/tpl/images/cats/istoriya.png)
History, 12.10.2020 21:01