I believe the answer is a. thick layer of blubber
Mammal is an warm-blooded animal that need to keep their body warm. Organ that could insulate the heat would be beneficial to keep the temperature, like layer of fat or thick fur. The example of marine mammals would be dolphin, whale, sea lion and polar bear. Thick fur will not give much benefit for mammals in water, so only polar bear have thick fur. But all of them has thick layer of blubber, so option A will be the most appropriate.
Answer;
-They cause diseases that are diagnosed by finding microscopic eggs in clinical specimens.
Explanation;
-Parasitic worms are organisms that live in and feed off a living host. There are a variety of parasitic worms that can take up residence in humans. Common types of intestinal worms include: flatworms, which include tapeworms and flukes. roundworms, which cause ascariasis, pinworm, and hookworm infections.
Microbiologists study parasitology which is the study of the relationship between parasites and their hosts. Parasites causes important diseases of human, animals and even plants. The study makes important step-forward in mission to tackle parasitic worm infections.
It is necessary for
nurses to join programs about growth and development because this is essentially
what they are dealing with everyday. Since they deal with different age groups,
growth and development is important to know what is normal in all age groups in
order to identify possible abnormalities their patients might face.
Answer:
Option D, sense organs
Explanation:
Since the sense organs of the baby are active, he/she could feel the warmth of the water. He/she could view the bubbles formed in the water which on touching are splashing/bursting. Here the baby is utilizing his/her eyes for seeing the bubbles and hand (skin) to burst them. Since, the baby is able to sense all the pleasures and sensations associated with bathing in warm water, he/she is enjoying.
Hence, option D is correct