Answer:
C) Yes, the six-week-old cousin should be considered at risk.
Explanation:
young are at higher risk of pertussis as compared to older children and adult because young infants are not fully immunized. At the young age of 6 week, the cousin may not have started the DPT vaccination. so babies at this age gets easily affected when they are in contact with the infected people.
Answer:
B. Gravitropism
Explanation:
I think because gravity makes the roots go down???
Electrons in photosystem I are energized by electromagnetic radiation with a wavelength of about 690 nanometers(colour red). These electrons are received from plastocyanin to then be passed on to NADP to form NADPH+.
The first response when seeing a reduce visibility is to be cautious, slow down and reduce speed. It is because it is important to slow down as you can't see clearly and it could cause accidents when you are not careful as you drive and your driving way is not assisted with caution.
Answer: The answer is B- Neurons
Explanation:
Neurons are nerve cells whih are fun units of br nervous system. They are desig to transmit inform to other nerve cells, muscles or glands. They do this by rece sensory input from external forces, send motor commands to muscles, glands or other neurons. They transform and relay electrical signal.
Unlike other cell types they cannot proliferate once they are differentiated. They are non-dividing cells.
