Valves ensure blood flows toward your heart. Vein valves work to bring the blood that flowed down via arteries back up to your heart.
Answer:
c. Mammal Reproduction
Explanation:
They're all types of mammals
(it would be helpful if you marked me as brainliest) :)
Answer:
Viruses are tinier than bacteria. All viruses have is a protein coat and a core of genetic material, either RNA or DNA. Unlike bacteria, viruses can't survive without a host. They can only reproduce by attaching themselves to cells.
The answer is <span>D- thigmotropism
</span>
Tropism is plant growth in a response to a stimulus.
Through the process of elimination:
A - phototropism is plant growth in a response to light.
B - Photoperiodism is an organism reaction to the lengths of days and nights.
C - Gravitropism is plant growth in a response to gravity.
D - Thigmotropism is plant growth in a response to contact
Since <span>a grapevine makes a contact with a fence, this is an example of thigmotropism.</span>
Answer:
Option D, Tdap today; Td in 4 weeks; Td 6 months after the second dose
Explanation:
In general, Tdap is given before Td to all those adults who have never been administered with Tdap earlier.
Also as per the publication of CDC, any individual who is of 7 years or older than this and has never been vaccinated by Td needs following schedule of medication
a) First primary dose
b) After the first primary dose the second primary dose of Td must be given in 4 weeks and
c) The third primary dose must be given after 6 to 12 months.
Hence, option D is correct
