Question

The ‘filtering factories’ of the excretory system are called ___.
a.
rectum.
b.
alveoli.
c.
nephrons.
d.
bronchi.

Answer 1

@Missiey

Answer 2

The ‘filtering factories’ of the excretory system are called ___.
a.
rectum.
b.
alveoli.
c.
nephrons.
d.
bronchi.

sorry, reproductive systems and the excretory system

Answer 3

Lymphocytes known as blastocysts help make antibodies that fight infection.

T or F?

Answer 4

c

Answer 5

The endocrine system maintains homeostasis, or internal balance, through negative feedback.


T or F?

Answer 6

Lymphocytes known as blastocysts help make antibodies that fight infection. TRUE

Answer 7

i have 25 questions but only 10 i need help with including these

Answer 8

The endocrine system maintains homeostasis, or internal balance, through negative feedback. TRUE

Answer 9

The organs of the endocrine system produce chemical messengers called enzymes.
T or F?

Answer 10

most of them are true or false

Answer 11

Where are the eggs produced?
a.
in the ovaries.
b.
in the fallopian tubes.
c.
in the uterus.
d.
in the vagina.

i think a but not sure