Answer: testes
Explanation:
The testes are the male gametes which are present inside the pouch called as scrotum. The testes perform two functions that is they produce sperms and male sex hormone testosterone. The hormone testosterone is secreted by the cells of the seminiferous tubules also called as Leydig cells. The testosterone in males start producing during puberty. It is responsible for the development of secondary sexual characteristics in males like growth of facial, axial, chest and pubic hair, deepening of voice and growth of the muscles.
Viruses can replicate inside a host that they infect this is the reason why viruses do not have special structure or enzymes that allows them to make their own food. They just replicate and infect but they never make their own food.
Explanation:
Viruses depend on the host cells that they affect to reproduce. When found outside of host cells, viruses live as a protein coat or capsid, sometimes contained within a membrane. The capsid surrounds either DNA or RNA which codes for the virus elements.
Answer:
D
Explanation:
Why is it important to know a person's rhesus factor before a blood transfusion?
A patient who is Rh+ can receive only Rh– blood.
A patient who is Rh– can receive only Rh+ blood.
A patient who is Rh+ can receive only Rh+ blood.
A patient who is Rh– can receive only Rh– blood.
c. gallbladder
b. appendix
d. rectum
the answer is actually d. venom. i just took the quiez and i thought it was b but i got it wrong.
Answer;
C. To gather information about the natural world, to explain natural phenomena, and to allow reasonable predictions of future events.
Explanation;
-Science is an organized way of gathering and analyzing evidence about the natural world. Science aims to explain and understand. Science as a collective institution aims to produce more and more accurate natural explanations of how the natural world works, what its components are, and how the world got to be the way it is now.
-One goal of science is to provide natural explanations for events in the natural world. Science also aims to use those explanations to understand patterns in nature and to make useful predictions about natural events.
B. attack materials foreign to the body
C. carry oxygen to the cells of the body
D. be used as a source of energy when needed for a reaction